Recent content by BryanL

Solved. A "pressure reducer" only works if there is a flow through it. Block the outlet pipework, such as turn off the faucet/basin tap/hose tap/sprinkler tap---there will be full pressure at the outlet unless the reducer springs shut off the valve completely when there is no flow. Basic...

Thanks, FredGarvin. At last, an explanation I think I understand. Here, I have a maximum water pressure incoming of 9.7 bar. Our instant water heating appliances call for a maximm of 6 bar. Sometimes the appliances appear to fail after some 6 months, with cold water escaping from the safety...