"Roger Blake" wrote in message
...
On 2021-05-23, Bob F wrote:
" €‹In most areas, an expansion tank or expansion device must be
installed whenever a pressure regulator is installed and there is a
tank-style water heater. The expansion tank protects the plumbing
components (including the pressure regulator itself) from premature
failure due to high pressure resulting from a closed system.
This problem, like so many others, will be resolved when that happy day
comes when Leftists are rounded up and transported to predetermined
locations around the country where they can then be exterminated.

Didnt realise you had managed to escape to the USA, Adolf.