AVG NRIBVS-20F Female 20mm Non Return Isolation Filter Strainer Duo Valve Union Opening Temperature: 3°C

Opening Temperature: 3°C

AVG TVA20C-LF standard tempering valve has BSP 20mm 3/4" compression fittings at all three ends and features copper olives

Thread Physical Measurements: 26

withstanding constant temperatures ranging from -50°C to 200°C

AVG NRIBVS-20F Female 20mm Non Return Isolation Filter Strainer Duo Valve Union Opening Temperature: 3°COverview AVG NRIBVS 20F 20mm Female non return isolation filter strainer duo valve is Watermark approved. The non return isolation duo valve features a replaceable stainless steel mesh, which filters debris from the water stream. Its inbuilt one way check valve isolates the residential hot water system from the mains supply. The durable metal butterfly lever can manually switch on and off the water supply with its quarter turn ball valve operation,