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Posted by HeatPro on September 27, 2008 at 08:59:48:
In Reply to: Safety pressure valve on old redflash boiler posted by Peter on September 27, 2008 at 07:39:13:
The new pressure relief valves have female threads on the outlet because codes now call for the relief valve to have a pipe facing near the floor so people aren't hit by steam or water when it pops open.
You can get safety pressure relief valves at local plumbing/heating suppliers.
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