The Model 7000L and Model 7200L can be temporarily locked closed to allow for hydrostatic testing without removing the pressure relief valve from the system.
Did you miss our previous article…
https://www.pprplumbingandheating.com/?p=70
The Model 7000L and Model 7200L can be temporarily locked closed to allow for hydrostatic testing without removing the pressure relief valve from the system.
Did you miss our previous article…
https://www.pprplumbingandheating.com/?p=70