{"title":"Circulation Units","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eESBE circulation units are compact, pre-assembled solutions designed to manage the flow of heating and cooling fluids in hydronic systems. They combine pumps, valves, and controls into a single efficient unit for easy installation and reliable performance.\u003c\/p\u003e","products":[{"product_id":"61042100-esbe-circulation-unit","title":"ESBE Circulation Unit, Mixing Function - GRA200","description":"\u003ch3 class=\"parent-category-name\"\u003e\n\u003cspan style=\"text-decoration: underline;\"\u003eCirculation unit, Mixing function GRA200\u003c\/span\u003e\u003ca id=\"addToFav\"\u003e\u003c\/a\u003e\n\u003c\/h3\u003e\n\u003cdiv class=\"keypoints\"\u003e\n\u003cul\u003e\n\u003cli\u003eOutstanding flow control thanks to the progressive characteristic of the valve\u003c\/li\u003e\n\u003cli\u003e2 different types of actuator: 3-point or proportional control signal (depending on version)\u003c\/li\u003e\n\u003cli\u003eQuick-Fit interface between actuator and valve - no tools needed\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eAvailable in 3 sizes: DN20, DN25, DN32\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"description\"\u003e\n\u003cp\u003eThe ESBE series GRA200 and GRA300 are circulation units intended for heating circuits where an outstanding flow and temperature control are required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and a high efficiency circulation pump. The units are delivered with a 3-way rotary progressive mixing valve which ensures best regulation performances independent from flow rate and low oversizing risk.\u003c\/p\u003e\n\u003cp\u003eThe Series GRA200 comes with actuator series ARA661 with 3-point control signal, 230V AC, or actuator series ARA639 proportional control signal,24V AC\/DC. The circulation units are available in DN25 and DN32 and are equipped with either a Wilo or Grundfos pump. \u003cbr\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"ESBE","offers":[{"title":"61042100 - GRA211 - DN25 - Wilo PARA 25\/6 - ARA661 - Replaces 61040100","offer_id":55229054124408,"sku":"61042100","price":799.99,"currency_code":"GBP","in_stock":true},{"title":"61042200 - GRA211 - DN32 - Wilo PARA 25\/6 - ARA661 - Replaces 61040400","offer_id":55229054157176,"sku":"61042200","price":869.0,"currency_code":"GBP","in_stock":true},{"title":"61042300 - GRA212 - DN25 - Grundfos UPM3 AUTO 25-50 - ARA661 - Replaces 61040500","offer_id":55229054189944,"sku":"61042300","price":809.0,"currency_code":"GBP","in_stock":true},{"title":"61042400 - GRA212 - DN32 - Grundfos UPM3 AUTO 25-70 - ARA661 - Replaces 61040600","offer_id":55229054222712,"sku":"61042103","price":986.0,"currency_code":"GBP","in_stock":false},{"title":"61042500 - GRA231 - DN25 - Wilo PARA 25\/6 - ARA639 - Replaces 61043200","offer_id":55229054255480,"sku":"61042500","price":997.0,"currency_code":"GBP","in_stock":true},{"title":"61042600 - GRA231 - DN32 - Wilo PARA 25\/6 - ARA639 - Replaces 61043200","offer_id":55229054288248,"sku":"61042600","price":1023.0,"currency_code":"GBP","in_stock":true},{"title":"61042700 - GRA232 - DN25 - Grundfos UPM3 AUTO 25-50 - ARA639 - Replaces 61043400","offer_id":55229054321016,"sku":"61042700","price":1018.0,"currency_code":"GBP","in_stock":true},{"title":"61042800 - GRA232 - DN32 - Grundfos UPM3 AUTO 25-50 - ARA639 - Replaces 61043400","offer_id":55229054353784,"sku":"61042800","price":1089.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GRA211_GRA231_design2.jpg?v=1717403703"},{"product_id":"61001100-esbe","title":"ESBE GDA200 Circulation Unit","description":"\u003cp\u003e\u003cspan\u003eThe ESBE series GDA200 are direct supply circulation units designed for applications, where efficient energy transport is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series GDA200 are available in DN25 and DN32 and are equipped with either a Wilo or Grundfos pump. \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"61001100 GDA211 - DN25 Pump: Wilo PARA 25\/6 (Replaces 61000100)","offer_id":49371950973210,"sku":"61001100","price":540.0,"currency_code":"GBP","in_stock":true},{"title":"61001200 GDA211 - DN32 Pump: Wilo PARA 25\/8 (Replaces 61000200)","offer_id":49371951005978,"sku":"61001200","price":580.0,"currency_code":"GBP","in_stock":true},{"title":"61001300 - GDA212 - DN25 - Grundfos UPM3 AUTO 25-50 - Replaces 61000300","offer_id":55228876456312,"sku":"61001300","price":619.99,"currency_code":"GBP","in_stock":true},{"title":"61001400 - GDA212 - DN32 - Grundfos UPM3 AUTO 25-70 - Replaces 61000400","offer_id":55228876489080,"sku":"61001400","price":669.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GDA211_design2.jpg?v=1721383166"},{"product_id":"esbe-double-circulation-unit-direct-mixing-function","title":"ESBE Double Circulation Unit, Direct\/Mixing Function","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Double Circulation Unit, Direct\/Mixing Function - DAA100 \/ DDA100\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eESBE Double circulation units Series DDA100 and DAA100 are compact units for two separated heating circuits. A Double circulation unit is the perfect choice for heating pumps, and boilers which are working with radiator and\/or underfloor heating. \u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe units are equipped with two highly efficient pumps, valves with progressive characteristic, actuators with Quick-Fit connection, ball valves with thermometers, manifold with by-pass function and insulation shell. Version DDA100 is prepared for one direct and one mixed heating circuit, and version DAA100 is prepared for two mixing circuits. The DDA100 version can easily, thanks to the upgrade kit, be upgraded to work with two mixing circuits. Thanks to the smart construction of the units the mixing function can be moved from right to left position.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact, all in one design\u003c\/li\u003e\n\u003cli\u003eEasy to install\u003c\/li\u003e\n\u003cli\u003eManifold with option of hydraulic separation easily set with a screw\u003c\/li\u003e\n\u003cli\u003eCheck valve integrated into ball valves return line\u003c\/li\u003e\n\u003cli\u003eHigh flow rate\u003c\/li\u003e\n\u003cli\u003ePossible to upgrade with upgrade kit\u003c\/li\u003e\n\u003cli\u003eQuick-fit actuator\u003c\/li\u003e\n\u003cli\u003eCable channels for a clean look\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"61310100 - DDA111 - DN20 - Wilo PARA 15\/8-75\/SC 130mm - One mixing circuit + One direct circuit","offer_id":55228764193144,"sku":"61310100","price":1199.99,"currency_code":"GBP","in_stock":true},{"title":"61310200 - DAA111 - DN20 - Wilo PARA 15\/8-75\/SC 130mm - Two mixing circuits","offer_id":55228764225912,"sku":"61310200","price":1399.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/CircUnit_DDA111_design2.jpg?v=1753863017"},{"product_id":"esbe-circulation-unit-bivalent-function-gba200","title":"ESBE Circulation Unit, Bivalent Function - GBA200","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Bivalent Function - GBA211 - \u003cspan\u003e61061100\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN25\u003c\/li\u003e\n\u003cli\u003ePump - \u003cspan\u003eWilo PARA 25-130\/6\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaces 61060100\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ESBE series GBA200 is a circulation unit intended for applications where energy management is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and a high efficiency circulation pump.\u003c\/p\u003e\n\u003cp\u003eThe circulation units are delivered with a 4-way bivalent rotary mixing valve and 3-point 230V actuator. Thanks to the bivalent valve the circulation unit GBA200 improves energy usage in the system e.g. by using the return of the radiator system to heat the underfloor heating system.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBivalent 4-way rotary mixing valve for optimization of system energy usage\u003c\/li\u003e\n\u003cli\u003eHigh efficiency circulation pump\u003c\/li\u003e\n\u003cli\u003eQuick-Fit interface between actuator and valve - no tools needed\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003cli\u003eProduct available in size DN25\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55228828778872,"sku":"61061100","price":949.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GBA211_design2.jpg?v=1753864509"},{"product_id":"esbe-gda300-circulation-unit-direct-supply","title":"ESBE GDA300 Circulation Unit, Direct Supply - 61003200","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eESBE GDA311 Circulation Unit, Direct Supply - 61003200\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDN20\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePump - Wilo PARA STG 15\/8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaces 61003100\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GDA200 are direct supply circulation units designed for applications, where efficient energy transport is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series GDA300, with very compact dimensions, are available in DN20 and are equipped with a Wilo pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55228918202744,"sku":"61003200","price":489.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GDA311_design2.jpg?v=1753866902"},{"product_id":"esbe-gda300-circulation-unit-direct-supply-61005200","title":"ESBE GDA300 Circulation Unit, Direct Supply - 61005200","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eESBE \u003cspan\u003eGDA394\u003c\/span\u003e Circulation Unit, Direct Supply - \u003cspan\u003e61005200\u003c\/span\u003e\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDN20\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePump - Wilo PARA STG 15\/8\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReplaces 61003100\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GDA200 are direct supply circulation units designed for applications, where efficient energy transport is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series GDA300, with very compact dimensions, are available in DN20 and are equipped with a Wilo pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55228947825016,"sku":"61005200","price":419.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/CirculationUnits_61005200_ESBEGDA394DIRECT.png?v=1753869355"},{"product_id":"esbe-gdf100-circulation-unit-direct-supply","title":"ESBE GDF100 Circulation Unit, Direct Supply - 61200100","description":"\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cstrong\u003eESBE GDF100 Circulation Unit, Direct Supply - 61200100\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eDN25\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e180mm pump ready – be free to use favourite pump manufacturer\u003c\/li\u003e\n\u003cli\u003eHigh class, adjustable insulation shell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ESBE series GDF100 is a direct supply circulation unit designed for applications, where the energy transport is required. Equipped with two shut-off valves with thermometers, check valve and high class isolation shell. \u003c\/p\u003e\n\u003cp\u003eThe ESBE Circulation Unit GDF100 is ready to work with 180mm pumps. The smart adjustable insulation shell makes it sure that any kind of pump will be isolated in a right way.\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55228973384056,"sku":"61200100","price":269.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/Flexi_GDF111_design2.jpg?v=1753869919"},{"product_id":"esbe-circulation-unit-constant-temperature-gfa200","title":"ESBE Circulation Unit, Constant Temperature GFA200","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Constant Temperature GFA200\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GFA200 and GFA300 are circulation units equipped with thermostatic mixing valves. They are designed for heating circuits where a constant temperature control is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series GFA200, with very compact dimensions, are available in DN25 and DN32 and are equipped with either a Wilo or Grundfos pump. \u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThermostatic constant temperature control\u003c\/li\u003e\n\u003cli\u003eDesired mixing temperature set between 20°C and 55°C\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"61021100 - GFA211 - DN25 - Wilo PARA 25\/6 - Replaces 61020100","offer_id":55228993143160,"sku":"61021100","price":749.0,"currency_code":"GBP","in_stock":true},{"title":"61021200 - GFA211 - DN32 - Wilo PARA 25\/8 - Replaces 61020200","offer_id":55228993175928,"sku":"61021200","price":799.0,"currency_code":"GBP","in_stock":true},{"title":"61021300 - GFA212 - DN25 - Grundfos UPM3 AUTO 25-50 - Replaces 61020300","offer_id":55228999270776,"sku":"61021300","price":789.0,"currency_code":"GBP","in_stock":true},{"title":"61021400 - GFA212 - DN32 - Grundfos UPM3 AUTO 25-50 - Replaces 61020400","offer_id":55228999303544,"sku":"61021400","price":839.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GFA211_design2.jpg?v=1753870831"},{"product_id":"esbe-circulation-unit-constant-temperature-gfa300","title":"ESBE Circulation Unit, Constant Temperature GFA300 - 61023200","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Constant Temperature GFA300 - \u003cspan\u003e61023200\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GFA200 and GFA300 are circulation units equipped with thermostatic mixing valves. They are designed for heating circuits where a constant temperature control is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series GFA300 are available in DN20 and are equipped with a Wilo pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThermostatic constant temperature control\u003c\/li\u003e\n\u003cli\u003eDesired mixing temperature set between 20°C and 55°C\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229004841336,"sku":"61023200","price":639.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GFA311_design2.jpg?v=1753871711"},{"product_id":"esbe-circulation-unit-constant-temperature-gfa300-61025100","title":"ESBE Circulation Unit, Constant Temperature GFA300 - 61025100","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Constant Temperature GFA300 - 61025100\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GFA200 and GFA300 are circulation units equipped with thermostatic mixing valves. They are designed for heating circuits where a constant temperature control is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe GFAx00 is delivered with a 3-way thermostatic mixing valve for constant temperature control of the heating circuit. The thermostatic mixing valve has adjustable temperature setting in the range of 20°C – 55°C.\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN20\u003c\/li\u003e\n\u003cli\u003ePump - Wilo PARA 15\/6\u003c\/li\u003e\n\u003cli\u003eNote - \u003cspan\u003ewithout insulation shell\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThermostatic constant temperature control\u003c\/li\u003e\n\u003cli\u003eDesired mixing temperature set between 20°C and 55°C\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229030105464,"sku":"61025100","price":559.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/CirculationUnits_61025100_ESBEGFA394VTA378.png?v=1753873510"},{"product_id":"esbe-circulation-unit-fixed-temperature-gff100","title":"ESBE Circulation Unit, Fixed Temperature - GFF100 - 61220100","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Fixed Temperature - GFF100 - 61220100\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConstant temperature control thanks to the thermostatic valve\u003c\/li\u003e\n\u003cli\u003eAdjustable flow temperature settings\u003c\/li\u003e\n\u003cli\u003e180mm pump ready – be free to use favourite pump manufacturer\u003c\/li\u003e\n\u003cli\u003eHigh class, adjustable insulation shell\u003c\/li\u003e\n\u003cli\u003eDN25\u003c\/li\u003e\n\u003cli\u003eTemperature range - \u003cspan\u003e20°C–55°C\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GFF100 is a circulation mixing unit which is intended for heating circulations where the constant temperature control are required. Equipped with two shut-off valves with thermometers, check valve and high class isolation shell. The GFF100 is delivered with the 3-way thermostatic valve, which provides constant temperature regulation of the heating system and adjustable temperature setting. \u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eThe ESBE Circulation Unit GFF100 is ready to work with 180mm pumps. The smart adjustable insulation shell makes it sure that any kind of pump will be isolated in a right way.\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229043605880,"sku":"61220100","price":362.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/Flexi_GFF111_design2.jpg?v=1753874226"},{"product_id":"esbe-circulation-unit-mixing-function-gra300-61045800","title":"ESBE Circulation Unit, Mixing Function GRA300 - 61045800","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Mixing Function GRA300 - 61045800\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN20\u003c\/li\u003e\n\u003cli\u003ePump - Wilo PARA 15\/6\u003c\/li\u003e\n\u003cli\u003eNote - \u003cspan\u003ewithout actuator and insulation shell\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutstanding flow control thanks to the progressive characteristic of the valve\u003c\/li\u003e\n\u003cli\u003eQuick-Fit interface between actuator and valve - no tools needed\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GRA200 and GRA300 are circulation units intended for heating circuits where an outstanding flow and temperature control are required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and a high efficiency circulation pump. The units are delivered with a 3-way rotary progressive mixing valve which ensures best regulation performances independent from flow rate and low oversizing risk.\u003c\/span\u003e\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229061726584,"sku":"61045800","price":559.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/CirculationUnits_61045800_ESBEGRA394VRG438.png?v=1753876776"},{"product_id":"esbe-circulation-unit-mixing-function-gra300-61043600","title":"ESBE Circulation Unit, Mixing Function GRA300 - 61043600","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Mixing Function GRA300 - 61043600\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN20\u003c\/li\u003e\n\u003cli\u003ePump - Wilo PARA STG 15\/8\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eARA661\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eNote - \u003cspan\u003eReplaces 61043100\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutstanding flow control thanks to the progressive characteristic of the valve\u003c\/li\u003e\n\u003cli\u003eQuick-Fit interface between actuator and valve - no tools needed\u003c\/li\u003e\n\u003cli\u003e3 different high efficiency circulation pumps\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GRA200 and GRA300 are circulation units intended for heating circuits where an outstanding flow and temperature control are required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and a high efficiency circulation pump. The units are delivered with a 3-way rotary progressive mixing valve which ensures best regulation performances independent from flow rate and low oversizing risk.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eThe series GRA300, with very compact dimensions, comes with actuator series ARA661. Series GRA300 is available in DN20 and are equipped with a Wilo pump.\u003c\/span\u003e\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229078667640,"sku":"61043600","price":794.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GRA311_design2.jpg?v=1753877945"},{"product_id":"esbe-circulation-unit-mixing-function-gra100-61040500","title":"ESBE Circulation Unit, Mixing Function GRA100 - 61040500","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Mixing Function GRA112 - 61040500\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN25\u003c\/li\u003e\n\u003cli\u003ePump - \u003cspan\u003eGrundfos 25-50\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eARA661\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eNote - \u003cspan\u003e230V, 3 point control signal ARA661\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eOutstanding flow control thanks to the progressive characteristic of the valve\u003c\/li\u003e\n\u003cli\u003eReady to use with most controllers available on the market\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003eOne size fits all – auto adapt + progressive characteristic\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GRA100 is a circulation mixing unit intended for heating circulations where an outstanding flow and temperature control are required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump. The GRA100 is delivered with a 3-way rotary progressive mixing valve and actuator. The Circulation Mixing Unit ensures best regulation performances independent from flow rate and low oversizing risk thanks to progressive valve characteristic, as well as the working possibility with most controllers available on the market.\u003c\/span\u003e\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229100327288,"sku":"61040500","price":799.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/CircUnit_GRA112.jpg?v=1753879016"},{"product_id":"esbe-circulation-unit-mixing-function-grc200","title":"ESBE Circulation Unit, Mixing Function GRC200","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Mixing Function GRC200\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOutstanding flow control thanks to the progressive characteristic of the valve\u003c\/li\u003e\n\u003cli\u003eESBE Smart Software \u0026amp; Self-Adaptive System\u003c\/li\u003e\n\u003cli\u003e2 types of controller; weather or indoor \u0026amp; outdoor combined\u003c\/li\u003e\n\u003cli\u003eQuick-Fit interface between actuator and valve - no tools needed\u003c\/li\u003e\n\u003cli\u003e2 different high efficiency PWM circulation pumps\u003c\/li\u003e\n\u003cli\u003ePWM pump control available with 8 different settings\u003c\/li\u003e\n\u003cli\u003eAvailable in 2 sizes: DN25, DN32\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe ESBE series GRC200 are circulation units designed for heating circuits where control by weather or indoor\/outdoor temperature and pump control is required. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump with PWM control signal.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe circulation unit series GRC200 is delivered with a 3-way rotary progressive mixing valve which ensures the best regulation performance independent of flow rate and low risk of oversizing. It is also delivered with a weather compensating controller (GRC220) or combined indoor\/outdoor temperature controller (GRC240). The built-in pump control allows for pump control in 8 different ways.\u003c\/span\u003e\u003cbr\u003e\u003cspan\u003eThe circulation units series GRC200 are available in DN25 and DN32 with either a Wilo or Grundfos pump.\u003c\/span\u003e\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"61044100 - GRC221 - DN25 - Wilo PARA STG 25\/8 - CRC217 - Replaces 61040200","offer_id":55229144727928,"sku":"61044100","price":1299.0,"currency_code":"GBP","in_stock":true},{"title":"61044200 - GRC221 - DN32 - Wilo PARA STG 25\/8 - CRC217 - Replaces 61040700","offer_id":55229144760696,"sku":"61044200","price":1349.0,"currency_code":"GBP","in_stock":true},{"title":"61044300 - GRC222 - DN25 - Grundfos UPM3 Hybride 25-70 - CRC217 - 61040900","offer_id":55229144793464,"sku":"61044300","price":1299.0,"currency_code":"GBP","in_stock":true},{"title":"61044400 - GRC222 - DN32 - Grundfos UPM3 Hybride 25-70 - CRC217 - 61041100","offer_id":55229144826232,"sku":"61044400","price":1349.0,"currency_code":"GBP","in_stock":true},{"title":"61044500 - GRC241 - DN25 - Wilo PARA STG 25\/8 - CRD227 -  Replaces 61041300","offer_id":55229144859000,"sku":"61044500","price":1599.0,"currency_code":"GBP","in_stock":true},{"title":"61044600 - GRC241 - DN32 - Wilo PARA STG 25\/8 - CRD227 -  Replaces 61041400","offer_id":55229144891768,"sku":"61044600","price":1699.0,"currency_code":"GBP","in_stock":true},{"title":"61044700 - GRC242 - DN25 -Grundfos UPM3 Hybride 25-70 - CRD227 - Replaces 61041500","offer_id":55229144924536,"sku":"61044700","price":1649.0,"currency_code":"GBP","in_stock":true},{"title":"61044800 - GRC242 - DN32 -Grundfos UPM3 Hybride 25-70 - CRD227 - Replaces 61041600","offer_id":55229144957304,"sku":"61044800","price":1729.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GRC221_design2.jpg?v=1753880507"},{"product_id":"esbe-circulation-unit-mixing-function-grf100","title":"ESBE Circulation Unit, Mixing Function GRF100","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Circulation Unit, Mixing Function GRF100\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN25\u003c\/li\u003e\n\u003cli\u003ePerfect control thanks to progressive valve characteristic\u003c\/li\u003e\n\u003cli\u003e180mm pump ready – be free to use favourite pump manufacturer\u003c\/li\u003e\n\u003cli\u003eControl the system manually, via actuator or even controller\u003c\/li\u003e\n\u003cli\u003eHigh class, adjustable insulation shell\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ESBE series GRF100 is a circulation mixing unit which is intended for heating circulations where the flow and temperature control are required. Equipped with two shut-off valves with thermometers, check valve and high class isolation shell. The GRF100 is delivered with the 3-way rotary progressive mixing valve, which ensures low oversizing risk and best regulation performances independent from flow rate. \u003cbr\u003eThe ESBE Circulation Unit GRF100 is ready to work with 180mm pumps. The smart adjustable insulation shell makes it sure that any kind of pump will be isolated in a right way. Choose the best system control and select one of the actuators or controllers from ESBE program.\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"61240100 - GRF111","offer_id":55229199810936,"sku":"61240100","price":349.0,"currency_code":"GBP","in_stock":true},{"title":"61241100 - GRF121 - 230V 3 Point Control Signal ARA661","offer_id":55229199843704,"sku":"61241100","price":474.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/Flexi_GRF111_design2.jpg?v=1753882707"},{"product_id":"esbe-return-temperature-unit-thermostatic-mixing-function-gst200","title":"ESBE Return Temperature Unit, Thermostatic Mixing Function - GST200","description":"\u003cp\u003e\u003cstrong\u003e\u003cspan style=\"text-decoration: underline;\"\u003eESBE Return Temperature Unit, Thermostatic Mixing Function - GST240 - \u003cspan\u003e61121200\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDN25\u003c\/li\u003e\n\u003cli\u003ePump - \u003cspan\u003eWilo PARA 25-130\/6\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eNote - \u003cspan\u003eReplaces 61120200\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eThermostatic constant temperature control\u003c\/li\u003e\n\u003cli\u003eDesired mixing temperature setting between 50°C and 75°C\u003c\/li\u003e\n\u003cli\u003eHigh efficiency circulation pump\u003c\/li\u003e\n\u003cli\u003eCompact design\u003c\/li\u003e\n\u003cli\u003eHigh class insulation shell\u003c\/li\u003e\n\u003cli\u003ePretested and ready to use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe ESBE series GST200 is a return temperature unit designed for heating systems with solid fuel heating source. Equipped with two shut-off valves with thermometers, check valve, high class insulation shell and high efficiency circulation pump.\u003c\/p\u003e\n\u003cp\u003eThe GST200 is delivered with a 3-way thermostatic load valve for constant temperature control of the boiler circuit. The thermostatic load valve has adjustable temperature setting in the range of 50°C – 75°C.\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":55229220127096,"sku":"61121200","price":749.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/files\/GST241_design2.jpg?v=1753883351"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0799\/5523\/1002\/collections\/GRA211_GRA231_design2_1.jpg?v=1725620322","url":"https:\/\/heatpumpparts.eu\/collections\/circulation-units.oembed","provider":"Heat Pump Parts","version":"1.0","type":"link"}