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22mm DZR Compression Double Check Valve
A 22mm compression double check valve made from DZR brass, protecting drinking water supplies by preventing backflow into the mains.
22mm compression fitting for straightforward installation
DZR brass body for strength and corrosion resistance
Suitable for hot and cold water systems
Commonly used in domestic and commercial pipework
A simple, compliant way to add backflow protection to a plumbing system, suited to both trade installs and home upgrades.
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