Fact: city mains can reach 150–200 psi, more than enough to split couplers plus stress fixtures quickly. This short guide shows where a dome-shaped brass control valve installs immediately downstream of the main shutoff to bring down the incoming pressure to around 50 PSI. This protects pipes, appliances, and fixtures from leaks and early failure. Top Place To Purchase Water …
Water Pressure Regulator Valves for High-Rise Apartments: Special Considerations








