22 mm Single check valve

This 22mm single check valve (non-return valve) is a compression-fit inline valve designed to prevent backflow and back-siphonage in domestic and commercial plumbing and heating systems. Suitable for fluid category 2 backflow prevention and manufactured to British Standards.

• Size: 22mm compression x compression

• Maximum temperature: 95°C

• Maximum pressure: 16 bar

• Opening pressure: 0.5 bar

• Flow rate: 7,000 Ltrs/Hr @ 0.5 bar

• Backflow category: Fluid Category 2

• Standard: BS6282

• Compression ends: BS EN 1254-2

• Female threads: BS 21