{"title":"ESBE valves for solar thermal","description":"\u003ch2\u003eESBE valves for solar thermal: safe hot water with no electricity\u003c\/h2\u003e\n\u003cp\u003eA solar thermostatic valve is a valve that mixes or diverts water from a solar cylinder without electricity, to deliver it at a safe temperature and use the sun before the boiler. In this subcollection of \u003ca href=\"\/en-en\/collections\/esbe-valves\"\u003eESBE valves\u003c\/a\u003e we bring together the ESBE valves for solar domestic hot water (DHW), \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eModels in this collection\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003eFunction\u003c\/th\u003e\u003cth\u003eTemperature\u003c\/th\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003cth\u003eKvs (m³ per hour)\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/valvula-mezcladora-termostatica-esbe-solar-vts520-altas-temperaturas\"\u003eESBE VTS520 mixing valve\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eMixes solar DHW\u003c\/td\u003e\u003ctd\u003eOutlet 45 to 65 °C; inlet water up to 110 °C continuously\u003c\/td\u003e\u003ctd\u003eG 1, G 1¼ or R ¾ with adapters\u003c\/td\u003e\u003ctd\u003e3.0 to 3.5\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/esbe-vtd300-thermostatic-diverting-valve\"\u003eESBE VTD300 diverting valve\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eSwitches outlet according to temperature\u003c\/td\u003e\u003ctd\u003eChange-over at 45, 50 or 60 °C\u003c\/td\u003e\u003ctd\u003eG 1\u003c\/td\u003e\u003ctd\u003e3.6\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/esbe-vmc322-solar-kit-45-c-g1\"\u003eESBE VMC322 solar kit\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eDiverts and mixes in one body\u003c\/td\u003e\u003ctd\u003eChange-over at 45 °C; outlet 35 to 60 °C\u003c\/td\u003e\u003ctd\u003eG 1\u003c\/td\u003e\u003ctd\u003e1.5\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eData according to ESBE.\u003c\/p\u003e\n\u003ch3\u003eHow to choose the solar valve\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\u003cstrong\u003eLimiting the temperature at the taps:\u003c\/strong\u003e the VTS520, which accepts water from the cylinder up to 110 °C. If the water stays below 95 °C, the thermostatic valves in \u003ca href=\"\/en-en\/collections\/esbe-mixing-valves\"\u003eESBE mixing valves\u003c\/a\u003e will do.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSending water one way or the other by temperature, without mixing:\u003c\/strong\u003e the VTD300, with the change-over point you need.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eSolar cylinder with a backup boiler:\u003c\/strong\u003e the VMC322 sends water to the boiler only below 45 °C and limits the outlet. Its maximum flow from the collector is 42 litres per minute, for small installations.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDHW in homes with solar collectors and a cylinder.\u003c\/li\u003e\n\u003cli\u003eSolar DHW with a gas or oil boiler as backup.\u003c\/li\u003e\n\u003cli\u003eSystems with a biomass boiler and a backup boiler, according to ESBE (see also \u003ca href=\"\/en-en\/collections\/esbe-biomass-valves\"\u003eESBE valves for biomass\u003c\/a\u003e).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy rely on Q-Tech for your solar installation?\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eWe fit the valve with the cylinder and the boiler in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e, tested in our workshop before it reaches your site.\u003c\/li\u003e\n\u003cli\u003eWith a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e we choose the model with your installation data, and an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site Expert Technician\u003c\/a\u003e installs or checks it.\u003c\/li\u003e\n\u003cli\u003eAll three models are in stock in Málaga, and we answer you on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDo they need electricity?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. All three work with thermostatic elements, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference between the VTS520 and a standard DHW mixing valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe temperature it accepts. The VTS520 works with water up to 110 °C continuously and the VTA320 up to 95 °C, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the change-over point be changed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eOn the VTD300, yes, by replacing its thermostat with another ESBE one. On the VMC322 it is fixed at 45 °C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThey are in stock in Málaga and we dispatch them as soon as we confirm your order.\u003c\/p\u003e\n\u003cp\u003eChoose the valve by the function you need and \u003cstrong\u003emake the most of solar DHW with ESBE and Q-Tech\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp class=\"qt-version\"\u003eUpdated 09-11-2026 · v5.4\u003c\/p\u003e","products":[{"product_id":"valvula-mezcladora-termostatica-esbe-solar-vts520-altas-temperaturas","title":"ESBE VTS520 thermostatic mixing valve for solar domestic hot water","description":"\u003ch2\u003eESBE VTS520 thermostatic mixing valve for domestic hot water in solar installations\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eESBE VTS520\u003c\/strong\u003e blends hot and cold water to deliver domestic hot water (DHW) between 45 and 65 °C when the cylinder is heated by solar collectors and can reach high temperatures. At Q-Tech we fit it on the DHW outlet of the \u003cstrong\u003epre-assembled plant room\u003c\/strong\u003e, tested in our workshop before it reaches your site.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003e3-way thermostatic mixing valve for domestic hot water\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eESBE VTS520 series (VTS522)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eDHW in solar installations, with or without circulation, according to ESBE\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eSetting range\u003c\/th\u003e\u003ctd\u003e45 to 65 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eWater temperature\u003c\/th\u003e\u003ctd\u003eUp to 110 °C continuously and 120 °C temporarily\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eSafety\u003c\/th\u003e\u003ctd\u003eShuts off the hot water if the cold water supply fails\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eFlow\u003c\/th\u003e\u003ctd\u003eKvs 3.0 to 3.5 m³ per hour\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003eNone: thermostatic control without electricity\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eIntegrated and tested in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003eQ-Tech pre-assembled plant room\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the ESBE VTS520?\u003c\/h3\u003e\n\u003cp\u003eThe ESBE VTS520 is a thermostatic mixing valve for domestic hot water in solar installations that accepts \u003cstrong\u003ewater up to 110 °C continuously\u003c\/strong\u003e, according to ESBE. An internal thermostat adjusts the mix without electricity. It is fitted at the outlet of the solar cylinder.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn summer, solar collectors can heat the cylinder well above the temperature of use. The VTS520 adds cold water to deliver a \u003cstrong\u003esafe temperature at the taps\u003c\/strong\u003e, from 45 to 65 °C.\u003c\/p\u003e\n\u003cp\u003eIf the cold water fails, the valve \u003cstrong\u003eshuts off the hot water\u003c\/strong\u003e and prevents a scald. A conventional DHW thermostatic valve such as the VTA320 accepts up to 95 °C according to ESBE, which is why the VTS520 is chosen for solar.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003ctd\u003ePN10 (working pressure 1 MPa)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum differential pressure\u003c\/th\u003e\u003ctd\u003e0.3 MPa (3 bar) when mixing\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia temperature\u003c\/th\u003e\u003ctd\u003e110 °C continuously; 120 °C temporarily\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eTemperature stability\u003c\/th\u003e\u003ctd\u003e±4 °C, with constant pressures, a minimum flow of 9 litres per minute and 10 °C between hot inlet and mixed outlet\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eSafety function\u003c\/th\u003e\u003ctd\u003eHot water shut-off if the cold water fails\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia\u003c\/th\u003e\u003ctd\u003eDomestic water, closed systems and water with up to 50% glycol\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eExternal thread G (ISO 228-1); adapter version R ¾ (EN 10226-1)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterial\u003c\/th\u003e\u003ctd\u003eDezincification-resistant brass (DZR)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConformity\u003c\/th\u003e\u003ctd\u003ePressure Equipment Directive (PED), article 4.3; no CE marking\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eModels and data by variant\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003cth\u003eRange\u003c\/th\u003e\u003cth\u003eKvs (m³ per hour)\u003c\/th\u003e\u003cth\u003eNet weight\u003c\/th\u003e\u003cth\u003eReference\u003c\/th\u003e\u003cth\u003eEAN\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVTS522\u003c\/td\u003e\u003ctd\u003eG 1 external\u003c\/td\u003e\u003ctd\u003e45 to 65 °C\u003c\/td\u003e\u003ctd\u003e3.2\u003c\/td\u003e\u003ctd\u003e0.86 kg\u003c\/td\u003e\u003ctd\u003e31720100\u003c\/td\u003e\u003ctd\u003e7330193040662\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVTS522\u003c\/td\u003e\u003ctd\u003eG 1¼ external\u003c\/td\u003e\u003ctd\u003e45 to 65 °C\u003c\/td\u003e\u003ctd\u003e3.5\u003c\/td\u003e\u003ctd\u003e0.95 kg\u003c\/td\u003e\u003ctd\u003e31720300\u003c\/td\u003e\u003ctd\u003e7330193040686\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVTS522 with adapters\u003c\/td\u003e\u003ctd\u003eR ¾ external\u003c\/td\u003e\u003ctd\u003e45 to 65 °C\u003c\/td\u003e\u003ctd\u003e3.0\u003c\/td\u003e\u003ctd\u003e1.22 kg\u003c\/td\u003e\u003ctd\u003e31720500\u003c\/td\u003e\u003ctd\u003e7330193040709\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe adapter version includes two check valves, one for hot and one for cold water, according to ESBE.\u003c\/li\u003e\n\u003cli\u003eBelow 9 litres per minute, the ±4 °C stability is not guaranteed.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum differential pressure of 3 bar\u003c\/strong\u003e between hot and cold water, according to ESBE.\u003c\/li\u003e\n\u003cli\u003eESBE also makes a 50 to 75 °C VTS522 that is not on this page.\u003c\/li\u003e\n\u003cli\u003eNo CE marking: it is pressure equipment under article 4.3 of the PED.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003cp\u003eIf the water does not come from solar collectors and stays below 95 °C, the \u003ca href=\"\/en-en\/products\/valvula-mezcladora-termostatica-esbe-vta320-antiescaldaduras\"\u003eESBE VTA320 and VTA520 for domestic hot water\u003c\/a\u003e does the same job with more connection sizes.\u003c\/p\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich model do I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt depends on pipe size and flow: G 1 with Kvs 3.2, G 1¼ with Kvs 3.5 or the R ¾ adapter version. Send us your outlets and pipe size and we will tell you the model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference from the VTA320?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe temperature it accepts. The VTS520 works with water up to 110 °C continuously and the VTA320 up to 95 °C, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does the adapter version include?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe R ¾ adapters and two check valves, one for hot and one for cold water, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is not advisable: a professional should install it, following ESBE's instructions. Q-Tech delivers it fitted in the plant room or installs it with an Expert Technician.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe have it \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e and dispatch it as soon as we confirm your order.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech fits the VTS520 at the solar cylinder outlet in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e: assembled, set and \u003cstrong\u003etested in our workshop\u003c\/strong\u003e, it arrives ready to connect. You can book \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\"\u003eworkshop pre-assembly\u003c\/a\u003e, an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site hourly Expert Technician\u003c\/a\u003e or a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e to choose the model. See also our \u003ca href=\"\/en-en\/collections\/solar-termica\"\u003esolar thermal range\u003c\/a\u003e or message us on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/6565ABB1459A49C275AF78F970117B1B14FBF03E830D4640D3289ADBA327B751\/fd0de98e523f400a9894f8da2391c944\/pdf\/media\/978fc971646d4b06a9375054f5471a3e\/VTS520_VTS550_en_J_LR.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESBE VTS520 and VTS550 data sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/302A9D47A077CBD4499DCA699E0C3CAE9643FFDB992CE3D8620F4E54CDD0098A\/35c0c87b62a64a529f9c9622e719057e\/pdf\/media\/cf2ec484209a4e24a4eb535d8728fb62\/Anv_VTA500_VTS500_98140345_ver%20F_lr.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVTS520 installation instructions (multilingual)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/59A7BF48D90F8ED7D6082C93E0C30345C215F7EE67D443EE1A7449829EB8F224\/9635b8f047a3442dbd16e9b271f0222f\/pdf\/media\/02320e7f697242ecb9fe58e02c9b90f5\/DoC_VTA300,%20VTA500,%20VTS500_E.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDeclaration of conformity\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003ciframe src=\"https:\/\/www.youtube-nocookie.com\/embed\/cyTl6X2W-8o\" title=\"ESBE thermostatic mixing valves (official ESBE video)\" width=\"560\" height=\"315\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\u003cp class=\"qt-nota-stock\"\u003e\u003cstrong\u003eAvailability and lead times:\u003c\/strong\u003e this item is in stock at our warehouse. Occasionally, depending on the time of year, the stock update may contain an error. If no units are available when you place your order, we will order it urgently and inform you immediately of the updated delivery time.\u003c\/p\u003e\n","brand":"ESBE","offers":[{"title":"VTS522 G 1 · 45–65 °C (31720100)","offer_id":47439389622616,"sku":"SE-CO10406","price":303.71,"currency_code":"EUR","in_stock":true},{"title":"VTS522 G 1¼ · 45–65 °C (31720300)","offer_id":47439389655384,"sku":"SE-CO10407","price":317.02,"currency_code":"EUR","in_stock":true},{"title":"VTS522 R ¾ · 45–65 °C with adapters (31720500)","offer_id":47439389688152,"sku":"SE-CO10405","price":364.21,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/esbe-vts522-solar-g1.webp?v=1793792846"},{"product_id":"valvula-desviadora-termostatica-esbe-vtd300","title":"ESBE VTD300 thermostatic diverting valve for heating, DHW and solar","description":"\u003ch2\u003eESBE VTD300 thermostatic diverting valve for heating, domestic hot water and solar\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eESBE VTD300\u003c\/strong\u003e sends water to one outlet or the other according to its temperature, without electricity: below the change-over point it goes to port B and above it, to port A. At Q-Tech we fit it in the \u003cstrong\u003epre-assembled plant room\u003c\/strong\u003e, tested in our workshop before it reaches your site.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003e3-way thermostatic diverting valve\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eESBE VTD300 series (VTD322)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eHeating, domestic hot water (DHW), solar and zones, according to ESBE\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eChange-over point\u003c\/th\u003e\u003ctd\u003e45, 50 or 60 °C depending on the model\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003ctd\u003eExternal thread G 1 (DN 20)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eFlow\u003c\/th\u003e\u003ctd\u003eKvs 3.6 m³ per hour\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003eNone: an internal thermostat switches the port\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eIntegrated and tested in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003eQ-Tech pre-assembled plant room\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the ESBE VTD300?\u003c\/h3\u003e\n\u003cp\u003eThe ESBE VTD300 is a 3-way thermostatic diverting valve that \u003cstrong\u003eswitches the water outlet when it reaches its set temperature\u003c\/strong\u003e, according to ESBE. An internal thermostat makes the change, and the valve works in any mounting position.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn heating, DHW or solar installations, water sometimes has to take a different route depending on whether it is cooler or warmer. The VTD300 makes that change on its own, \u003cstrong\u003ewith no sensor, no actuator and no wiring\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eWith the 45 °C model, for example, water below 43 °C goes to port B, between 43 and 47 °C it is split between both ports and above 47 °C it goes to port A, according to ESBE. Both ports seal tightly.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003ctd\u003ePN10\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum differential pressure\u003c\/th\u003e\u003ctd\u003e100 kPa (1 bar)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia temperature\u003c\/th\u003e\u003ctd\u003e100 °C continuously; 110 °C temporarily; minimum 0 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eChange-over tolerance\u003c\/th\u003e\u003ctd\u003e±2 °C on the 45 °C model; ±3 °C on the 50 and 60 °C models\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eScale accuracy\u003c\/th\u003e\u003ctd\u003e±1 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eLeakage between ports\u003c\/th\u003e\u003ctd\u003eTight sealing from AB to A and from AB to B\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia\u003c\/th\u003e\u003ctd\u003eWater and water with up to 50% glycol\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eExternal thread G (ISO 228-1)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterial\u003c\/th\u003e\u003ctd\u003eDezincification-resistant brass (DZR)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDimensions\u003c\/th\u003e\u003ctd\u003eA 70 mm, B 42 mm, C 42 mm, D 46 mm\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConformity\u003c\/th\u003e\u003ctd\u003ePressure Equipment Directive (PED), article 4.3; no CE marking\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eModels and data by variant\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003cth\u003eChange-over point\u003c\/th\u003e\u003cth\u003eTolerance\u003c\/th\u003e\u003cth\u003eKvs (m³ per hour)\u003c\/th\u003e\u003cth\u003eNet weight\u003c\/th\u003e\u003cth\u003eReference\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVTD322\u003c\/td\u003e\u003ctd\u003eG 1 external\u003c\/td\u003e\u003ctd\u003e45 °C\u003c\/td\u003e\u003ctd\u003e±2 °C\u003c\/td\u003e\u003ctd\u003e3.6\u003c\/td\u003e\u003ctd\u003e0.45 kg\u003c\/td\u003e\u003ctd\u003e31600100\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVTD322\u003c\/td\u003e\u003ctd\u003eG 1 external\u003c\/td\u003e\u003ctd\u003e50 °C\u003c\/td\u003e\u003ctd\u003e±3 °C\u003c\/td\u003e\u003ctd\u003e3.6\u003c\/td\u003e\u003ctd\u003e0.45 kg\u003c\/td\u003e\u003ctd\u003e31600200\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003eVTD322\u003c\/td\u003e\u003ctd\u003eG 1 external\u003c\/td\u003e\u003ctd\u003e60 °C\u003c\/td\u003e\u003ctd\u003e±3 °C\u003c\/td\u003e\u003ctd\u003e3.6\u003c\/td\u003e\u003ctd\u003e0.45 kg\u003c\/td\u003e\u003ctd\u003e31600300\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum differential pressure of 1 bar\u003c\/strong\u003e, according to ESBE.\u003c\/li\u003e\n\u003cli\u003eWith 30 to 50% glycol, maximum output drops by 30 to 40%, according to ESBE.\u003c\/li\u003e\n\u003cli\u003eThe change-over point is fixed; ESBE offers VTD911 replacement thermostats at 45, 50, 60 and 70 °C, which are not on this page.\u003c\/li\u003e\n\u003cli\u003eESBE recommends fitting shut-off valves on the connections to make maintenance easier.\u003c\/li\u003e\n\u003cli\u003eNo CE marking: it is pressure equipment under article 4.3 of the PED.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eProduct\u003c\/th\u003e\u003cth\u003eWhen to choose it\u003c\/th\u003e\u003cth\u003eKvs (m³ per hour)\u003c\/th\u003e\u003cth\u003eMaximum continuous water temperature\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/valvula-mezcladora-termostatica-esbe-solar-vts520-altas-temperaturas\"\u003eESBE VTS520 for solar thermal\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eIf you need to mix water to deliver solar DHW at a fixed temperature\u003c\/td\u003e\u003ctd\u003e3.0 to 3.5\u003c\/td\u003e\u003ctd\u003e110 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e\u003ca href=\"\/en-en\/products\/valvula-mezcladora-termostatica-esbe-vta320-antiescaldaduras\"\u003eESBE VTA320 and VTA520 for DHW\u003c\/a\u003e\u003c\/td\u003e\u003ctd\u003eIf you need to limit the hot water temperature at the taps\u003c\/td\u003e\u003ctd\u003e1.2 to 3.5\u003c\/td\u003e\u003ctd\u003e95 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWhich temperature should I choose?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe point at which you want the water to change outlet: 45, 50 or 60 °C. Tell us about your installation and we will tell you the model.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the difference from a mixing valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA mixing valve blends hot and cold water to give one temperature. A diverting valve does not mix: it sends the water to one port or the other according to its temperature.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan the change-over point be changed?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, by replacing the thermostat with an ESBE VTD911 kit of another temperature. ESBE states that the change is easy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need maintenance?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnder normal conditions, no, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is not advisable: a professional should install it, following ESBE's instructions. Q-Tech delivers it fitted in the plant room or installs it with an Expert Technician.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe have it \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e and dispatch it as soon as we confirm your order.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech fits the VTD300 in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e: assembled and \u003cstrong\u003etested in our workshop\u003c\/strong\u003e, it arrives ready to connect. You can book \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\"\u003eworkshop pre-assembly\u003c\/a\u003e, an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site hourly Expert Technician\u003c\/a\u003e or a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e to choose the model. See also our \u003ca href=\"\/en-en\/collections\/solar-termica\"\u003esolar thermal range\u003c\/a\u003e or message us on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/3774A292BDB3394CE30AD6ECFF9E548952936BF38C45F233DC33421F82BF190D\/05c474a55a544fe0b69b56e1fdbb3fa0\/pdf\/media\/47b26288efb54926bf71982e84559b65\/VTD300_en_L_LR.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESBE VTD300 data sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/0D30EAD07DFBEB6725148944A53B3BBECFE690061D0B5F8AF68119C504540A0E\/04c884b18c574499acc01a66cbc5251e\/pdf\/media\/92875a16bcbb42ab90e6cefe1bd7195f\/Anv_VTD300_98140408_ver%20E_lr.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVTD300 installation instructions (multilingual)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/2A821A4D8C08D0D60EAC8208547582482D69B8965B765A9315610AB8B192E62A\/5467c0179c09428b9c0fc0e945a420b0\/pdf\/media\/2bb608aca05345b19387843856edaf44\/DoC_VTD300_E.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDeclaration of conformity\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"qt-nota-stock\"\u003e\u003cstrong\u003eAvailability and lead times:\u003c\/strong\u003e this item is in stock at our warehouse. Occasionally, depending on the time of year, the stock update may contain an error. If no units are available when you place your order, we will order it urgently and inform you immediately of the updated delivery time.\u003c\/p\u003e\n","brand":"ESBE","offers":[{"title":"VTD322 G 1 · change-over at 45 °C (31600100)","offer_id":59035881505112,"sku":"SE-CO10445","price":210.54,"currency_code":"EUR","in_stock":true},{"title":"VTD322 G 1 · change-over at 50 °C (31600200)","offer_id":59035881537880,"sku":"SE-CO10446","price":210.54,"currency_code":"EUR","in_stock":true},{"title":"VTD322 G 1 · change-over at 60 °C (31600300)","offer_id":59035881570648,"sku":"SE-CO10447","price":210.54,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/esbe-vtd322-desviadora-termostatica.webp?v=1793795444"},{"product_id":"kit-solar-esbe-vmc322-45-c-g1","title":"ESBE VMC322 45 °C Solar Kit for Dual-Source Domestic Hot Water, G 1","description":"\u003ch2\u003eESBE VMC322 45 °C solar kit for domestic hot water with two heat sources\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eESBE VMC322\u003c\/strong\u003e combines a diverting valve and a thermostatic mixing valve in one body for domestic hot water coming from a solar cylinder or a biomass boiler. At Q-Tech we integrate it in the \u003cstrong\u003epre-assembled plant room\u003c\/strong\u003e, next to the cylinder and the backup boiler.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eThermostatic solar kit: diverting and mixing valve in one body\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eESBE VMC322, reference 31521000\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eDomestic hot water with solar or biomass as main source and a backup boiler\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eChange-over point\u003c\/th\u003e\u003ctd\u003e45 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eOutlet temperature\u003c\/th\u003e\u003ctd\u003eAdjustable from 35 to 60 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eExternal thread G 1\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003eNone: thermostatic components only\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eIntegrated with cylinder and boiler in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the ESBE VMC322?\u003c\/h3\u003e\n\u003cp\u003eThe ESBE VMC322 is a thermostatic solar kit for domestic hot water that sends the water \u003cstrong\u003eto the boiler only when it is below 45 °C\u003c\/strong\u003e. Its mixing valve then limits the outlet temperature to the value set \u003cstrong\u003ebetween 35 and 60 °C\u003c\/strong\u003e. It is fitted at the solar cylinder outlet, before the backup boiler.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eIn a solar installation with a backup boiler, water from the cylinder can come out cold or very hot depending on the day. If it always goes through the boiler, energy is wasted; if it never does, it may not reach the temperature of use.\u003c\/p\u003e\n\u003cp\u003eThe VMC322 decides on its own, without electricity, when the boiler is needed and delivers water at a \u003cstrong\u003estable temperature of use\u003c\/strong\u003e. ESBE states that if the cold water fails, the kit shuts off the hot water to prevent scalding.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eChange-over point\u003c\/th\u003e\u003ctd\u003e45 °C, accuracy ±1 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDiverting port shut-off\u003c\/th\u003e\u003ctd\u003e45 °C ±2 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMixing valve range\u003c\/th\u003e\u003ctd\u003e35 to 60 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eOutlet temperature stability\u003c\/th\u003e\u003ctd\u003e±2 °C, with unchanged hot and cold water pressures, a minimum flow of 4 litres per minute and at least 10 °C between hot inlet and mixed outlet\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eKvs\u003c\/th\u003e\u003ctd\u003e1.5 m³ per hour\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum flow from collector\u003c\/th\u003e\u003ctd\u003e0.7 litres per second (42 litres per minute)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eWater temperature from collector\u003c\/th\u003e\u003ctd\u003e0 to 95 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBackup source temperature\u003c\/th\u003e\u003ctd\u003eMaximum 95 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003ctd\u003ePN 10\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnections\u003c\/th\u003e\u003ctd\u003eExternal thread G 1 (ISO 228-1)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterial\u003c\/th\u003e\u003ctd\u003eDezincification-resistant brass (DZR)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eDimensions\u003c\/th\u003e\u003ctd\u003eDimensions A 206 mm and J 136 mm, according to the ESBE drawing (see images)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eWeight\u003c\/th\u003e\u003ctd\u003e1.22 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConformity\u003c\/th\u003e\u003ctd\u003ePressure Equipment Directive 2014-68-EU, article 4.3\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor domestic hot water with two sources: solar thermal or biomass as main source and a boiler as backup, following ESBE's diagrams.\u003c\/li\u003e\n\u003cli\u003eThe change-over point of this model is fixed at \u003cstrong\u003e45 °C\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eMaximum flow from the collector of 42 litres per minute: designed for small installations.\u003c\/li\u003e\n\u003cli\u003eESBE spare parts: VTD911 45 °C thermostat (37102000) and VTA932 35 to 60 °C insert (37000400), not included.\u003c\/li\u003e\n\u003cli\u003eSold without unions or check valves.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIf you only need to divert water according to its temperature, without mixing, the \u003ca href=\"\/en-en\/products\/esbe-vtd300-thermostatic-diverting-valve\"\u003eESBE VTD300 diverting valve\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eIf you only need to limit the temperature of solar hot water, the \u003ca href=\"\/en-en\/products\/valvula-mezcladora-termostatica-esbe-solar-vts520-altas-temperaturas\"\u003eESBE VTS520 mixing valve\u003c\/a\u003e.\u003c\/li\u003e\n\u003cli\u003eIf you want an adjustable change-over point, ESBE makes the VMD300 series, from 42 to 52 °C; contact us.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it need electricity?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. It works with thermostatic components only, according to ESBE.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I change the 45 °C change-over point?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNot on this model. The outlet temperature can be set from 35 to 60 °C.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes it work with a biomass boiler?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. ESBE proposes it for systems with a solid fuel boiler and a backup boiler.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e and we dispatch it as soon as we confirm the order.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech integrates the VMC322 with the solar cylinder, the backup boiler and its valves in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e: the assembly arrives \u003cstrong\u003etested in our workshop and ready to connect\u003c\/strong\u003e. You can book \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\"\u003eworkshop pre-assembly\u003c\/a\u003e, an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site hourly Expert Technician\u003c\/a\u003e or a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e. See also our \u003ca href=\"\/en-en\/collections\/solar-termica\"\u003esolar thermal range\u003c\/a\u003e or message us on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/36E8D905AED0CE2F2CDE6A51999C482C13957F88145DAAD6A3E84F53B4D08793\/5652b6d8c189437b9343d909bf5ec7be\/pdf\/media\/94f9e1b79d2c43e5bbbf9b2ddd665b6a\/VMC300_en_L_LR.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESBE VMC300 series data sheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/B06B9A1B39D9CB88B21084A62AFD786008211EDB686FCF744E986162DB9D487B\/be1690999fc644f397cd4ddf699972a6\/pdf\/media\/e4e87262b6774ad9b65aeb0520da6170\/Anv_VMC300_500_98140409_utgB_lr.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVMC300 and VMC500 installation instructions (multilingual)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/7830B8CA4B80D88DDC0A1E242768BFFB8ABFC40935645AC5AD3BACBAF558D056\/ef48066b9a2444829fcbc4fdc8fd540a\/pdf\/media\/75f1a342b19346c5b5736084879571a5\/DoC_VMC300_E.pdf\" target=\"_blank\" rel=\"noopener\"\u003eVMC300 declaration of conformity\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"qt-nota-stock\"\u003e\u003cstrong\u003eAvailability and lead times:\u003c\/strong\u003e this item is in stock at our warehouse. Occasionally, depending on the time of year, the stock update may contain an error. If no units are available when you place your order, we will order it urgently and inform you immediately of the updated delivery time.\u003c\/p\u003e\n","brand":"ESBE","offers":[{"title":"Default Title","offer_id":59057175462232,"sku":"SE-CO10434","price":464.64,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/esbe-vmc322-kit-solar-45-c-g1-vista-tres-cuartos.webp?v=1793968828"}],"url":"https:\/\/q-tech.es\/en-en\/collections\/esbe-solar-thermal-valves.oembed","provider":"Q-Tech ® ","version":"1.0","type":"link"}