The McAlpine in-line non-return valve 22 mm CONVALVE is an in-line vertical non-return valve with an inlet and outlet connection for 19 mm and 23 mm pipes. The McAlpine in-line non-return valve, 22 mm, helps prevent wastewater from sanitary pipework entering the condensing boiler.
Conforms to BS 6798:2009 and building regulations approved document
Receives the discharge from a condensing boiler
Includes 19 mm and 23 mm inlet and outlet
Made from plastic
Lightweight and long-lasting
Prevents waste water from sanitary pipework entering a condensing boiler
Technical specification
TypeValveMaterialBrassFinishBrassDiameter22 mmColourWhiteManufacturer Model NoCONVALVEBrand NameMcAlpine
Reviews
Mcalpine In -Line Vertical Non-Return Valve 22mm Convalve