Adjustable Knob: RVGUARD new design water pressure regulator with an adjustable knob. Just use your hand to adjust the pressure, no tool required, easy to operate. Turn clockwise to increase pressure, and turn counterclockwise to decrease pressure. Factory Setting: 45 PSI. Function: Prevent water...

Function: Prevent water pipes from being damaged due to high pressure, suitable for campers, trailers, and RV plumbing systems. CSA Approved: Meets NSF/ANSI 61 and NSF/ANSI 372. C46500 lead-free brass treated by hot casting process technology. Each regulator is tested to contain less than...