Your home's water pressure regulator should ideally be set between 50 and 60 PSI (pounds per square inch), with 60 PSI widely considered the optimal balance between strong shower performance and plumbing safety. While some homeowners prefer higher pressure up to 70 or 75 PSI for vigorous showers, any pressure exceeding 80 PSI violates standard plumbing codes and places excessive, damaging stress on water heater tanks, supply lines, and fixture seals. Verification: Check your pressure gauge reading while adjusting the pressure reducing valve nut to hit the target 55 PSI mark.
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