{"product_id":"straight-inline-automatic-bypass-valve-differential-pressure-22mm","title":"Straight Inline Automatic Bypass Valve Differential Pressure 22mm","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eTeam Controls ABBVST Automatic Bypass Valve\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e is designed to maintain the correct water flow through central heating systems, helping to protect boilers and circulating pumps while improving overall system efficiency. It is ideal for systems fitted with thermostatic radiator valves (TRVs) and where a boiler bypass is required to allow pump overrun after motorised zone valves have closed.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAs thermostatic radiator valves begin to close in response to rising room temperatures, system resistance increases and water flow is restricted. The ABBVST automatically opens as the differential pressure rises, maintaining the required flow through the boiler and ensuring consistent system performance.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eBy maintaining a minimum flow rate, the valve helps reduce system noise caused by closing TRVs and zone valves, prevents excessive pump wear, and protects the boiler's heat exchanger from damage caused by insufficient water circulation.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe valve features an adjustable, lockable pressure setting, allowing it to be configured to suit the requirements of your heating system. Installation is simple using the integrated 22mm compression connections and should be fitted between the flow and return pipework after the circulating pump.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\u003cspan\u003eAutomatic bypass valve for sealed central heating systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eMaintains minimum water flow through the boiler\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eIdeal for systems fitted with thermostatic radiator valves (TRVs)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSupports pump overrun when zone valves close\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eReduces heating system noise\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eProtects the pump and boiler heat exchanger\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAdjustable and lockable bypass pressure setting\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDurable construction for reliable, long-term performance\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cspan\u003eSpecifications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eModel:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e ABBVST\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eConnection Size:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 22mm Compression\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eMaximum Flow Rate:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 50 litres per minute\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eDifferential Pressure Range:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 0.1–0.6 bar\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePressure Setting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Adjustable and lockable\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eInstallation:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Between flow and return pipework after the circulating pump\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eApplication:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Domestic and commercial central heating systems\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003eThe Team Controls ABBVST Automatic Bypass Valve provides reliable flow regulation, quieter system operation and enhanced protection for your heating system, helping to improve efficiency and extend the life of your boiler and pump.\u003c\/span\u003e\u003c\/p\u003e","brand":"Team Controls","offers":[{"title":"Default Title","offer_id":53604924129608,"sku":null,"price":14.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0806\/2553\/3256\/files\/TCABVST.jpg?v=1785241463","url":"https:\/\/team-controls.com\/products\/straight-inline-automatic-bypass-valve-differential-pressure-22mm","provider":"Team Controls","version":"1.0","type":"link"}