{"product_id":"first-rotomix-f4-dn20-3-4-stiripotni-mesalni-ventil","title":"FIRŠT ROTOMIX F4 four-way mixing valve DN 20 – G 3\/4","description":"\u003cp\u003e\u003cstrong\u003eFIRŠT ROTOMIX F4\u003c\/strong\u003e is a four-way brass mixing valve in DN 20 size with G 3\/4 connections. It is designed for mixing and directing heating water in radiator and underfloor heating systems.\u003c\/p\u003e\n\u003cp\u003eIts four-way design connects the flow and return lines and allows the temperature of the water circulating through the heating system to be regulated. The position of the internal mixing element is adjusted using the handle on the top of the valve.\u003c\/p\u003e\n\u003cp\u003eThe compact body is made of forged brass. The specially designed sealing system and low operating torque provide reliable long-term operation and reduce the possibility of the valve becoming blocked.\u003c\/p\u003e\n\u003cp\u003eThe valve can be operated manually or fitted with a compatible FIRŠT motorised actuator. A suitable actuator can be installed quickly without opening the actuator housing.\u003c\/p\u003e\n\u003cp\u003eThe DN 20 version has a Kvs value of 6 m³\/h and is suitable for heating systems where the required flow rate and connection size correspond to the stated technical specifications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e The image is for illustrative purposes only and may differ from the actual product, particularly in the shape of the handle, lettering, colour markings and other details. Before ordering, check the F4 version, DN 20 nominal size and G 3\/4 connections.\u003c\/p\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eManufacturer:\u003c\/strong\u003e FIRŠT ROTOTEHNIKA\u003cbr\u003e\u003cstrong\u003eSeries:\u003c\/strong\u003e ROTOMIX\u003cbr\u003e\u003cstrong\u003eVersion:\u003c\/strong\u003e F4\u003cbr\u003e\u003cstrong\u003eProduct type:\u003c\/strong\u003e four-way mixing valve\u003cbr\u003e\u003cstrong\u003eNominal size:\u003c\/strong\u003e DN 20\u003cbr\u003e\u003cstrong\u003eConnection size:\u003c\/strong\u003e G 3\/4\u003cbr\u003e\u003cstrong\u003eConnection type:\u003c\/strong\u003e parallel G pipe thread\u003cbr\u003e\u003cstrong\u003eKvs value:\u003c\/strong\u003e 6 m³\/h\u003cbr\u003e\u003cstrong\u003eNominal pressure:\u003c\/strong\u003e PN 6\u003cbr\u003e\u003cstrong\u003eMaximum operating pressure:\u003c\/strong\u003e 6 bar\u003cbr\u003e\u003cstrong\u003eMaximum medium temperature:\u003c\/strong\u003e 110 °C\u003cbr\u003e\u003cstrong\u003eRotation angle:\u003c\/strong\u003e 90°\u003cbr\u003e\u003cstrong\u003eBody material:\u003c\/strong\u003e forged brass CuZn39Pb3\u003cbr\u003e\u003cstrong\u003eRotor and spindle material:\u003c\/strong\u003e brass CuZn39Pb3\u003cbr\u003e\u003cstrong\u003eSpindle sealing:\u003c\/strong\u003e EPDM O-rings\u003cbr\u003e\u003cstrong\u003eOperation:\u003c\/strong\u003e manual or with a compatible FIRŠT motorised actuator\u003cbr\u003e\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e radiator and underfloor heating systems\u003c\/span\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u0026nbsp;\u003c\/p\u003e","brand":"FIRŠT","offers":[{"title":"Default Title","offer_id":54178368127313,"sku":"41009","price":28.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0975\/6639\/2657\/files\/first-rotomix-f4-dn20-3-4-stiripotni-mesalni-ventil.jpg?v=1782842020","url":"https:\/\/eu.lazar-projekt.si\/products\/first-rotomix-f4-dn20-3-4-four-way-mixing-valve","provider":"Lazar Projekt","version":"1.0","type":"link"}