{"product_id":"pre-assembled-single-zone-pump-temperature-control-unit","title":"Single Room UFH Mixing Pump Pack with Grundfos UPM3 Flex (Pre-Assembled)","description":"\u003cp\u003eA pre-assembled single zone pump and temperature control unit for wet underfloor heating, fitted with a Grundfos UPM3 Flex 25-70 A-rated pump. It mixes the water down to floor temperature for one zone, so you can run a single room of UFH without a full manifold system. It arrives assembled, so there's less to put together on site.\u003c\/p\u003e\u003ch3\u003eWhy installers use it\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eGrundfos UPM3 Flex pump:\u003c\/b\u003e up to 7m head, with constant curve (fixed speed) settings when there's no PWM signal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePWM speed control:\u003c\/b\u003e the pump can take a PWM signal from a boiler or heat pump.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eSingle zone:\u003c\/b\u003e pump and mixing control for one area.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePre-assembled:\u003c\/b\u003e the pump and mixing unit come as one.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecification\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eItem\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZones\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump\u003c\/td\u003e\n\u003ctd\u003eGrundfos UPM3 Flex 25-70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePump energy rating\u003c\/td\u003e\n\u003ctd\u003eA-rated\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAssembly\u003c\/td\u003e\n\u003ctd\u003ePre-assembled\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eWorks with\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/ufh-pipe\"\u003eUFH pipe\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/heatmiser-ds1-thermostat\"\u003eHeatmiser DS1 Thermostat\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/grundfos-replacement-pump-power-cable-upm3\"\u003eGrundfos Replacement Pump Power Cable (UPM3)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/products\/esbe-single-room-ufh-mixing-pump-pack-with-grundfos-upm3-flex\"\u003eESBE Single Room Pack with Grundfos UPM3 Flex\u003c\/a\u003e (ESBE valve version)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eQuestions\u003c\/h3\u003e\u003cp\u003e\u003cb\u003eIs this the same as the ESBE single room pack?\u003c\/b\u003e\u003cbr\u003eBoth use the Grundfos UPM3 Flex. The ESBE pack has an ESBE valve with built-in bypass and a 35–60°C range. Ask us if you want to compare them for your job.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eCan the boiler control the pump?\u003c\/b\u003e\u003cbr\u003eYes, if the boiler or heat pump has a PWM output. The UPM3 Flex accepts a PWM speed signal.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eOrder by 12pm, Monday to Friday, for next working day UK delivery.\u003c\/b\u003e\u003c\/p\u003e\u003cp\u003eProduct codes: MH-PUMPSET-SINGLE-MIX\u003c\/p\u003e","brand":"Grundfos","offers":[{"title":"Default Title","offer_id":59108766712143,"sku":"MH-PUMPSET-SINGLE-MIX","price":255.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1046\/4493\/6015\/files\/mh-single-zone-unit.png?v=1792163066","url":"https:\/\/www.maxheatufh.com\/products\/pre-assembled-single-zone-pump-temperature-control-unit","provider":"MaxHeatUFH","version":"1.0","type":"link"}