Reality: city water mains can reach 150–200 psi, more than enough to blow out connections and wear out fixtures quickly. This brief walkthrough breaks down where a brass, dome-style control unit sits directly after the main shutoff to cut incoming pressure to roughly 50 PSI. That helps protect pipes, fixtures, and appliances from drips plus premature breakdown. Shop For Water …
The Environmental Case for Using Water Pressure Regulator Valves








