Function: Prevent water pipes from being damaged due to high pressure, suitable for campers, double filter prevents the regulator from being clogged by impurities, thus prolonging its service life, trailer and RV plumbing system.SAFETY: C46500 grade lead-free brass processed by hot casting process. Every regulator is tested to contain less than 0.13% lead, far NSF's 0.25% lead-free requirement, giving you a safe and .COMPATIBILITY: Designed with a 3/4inch garden hose thread, the unobstructed inlet ensures a smooth and steady flow of water. It is compatible with all water sources in the and is easy to use. The inlet strainer that protects the valve helps filter the water of impurities.ADJUSTABLE: Factory setting: 45 lbs, water pressure setting can be adjusted to whatever water pressure you need, by turning a screwdriver. Turn clockwise to increase pressure and counterclockwise to decrease pressure.A water regulator installed in your RV can effectively reduce water pressure when water enters from a city water source where there is a pressure differential. Camping water pressure regulator for , campers, trailers and plumbing systems, protects water pipes from high pressureName: Adjustable variable diameter brass water pressure regulator adjusts pressure into the RV from 45 to 55 psi;Turn clockwise to increase pressure and counterclockwise to decrease pressure.Pressure environment: atmospheric pressureFlow direction: one-way one-wayStructure: straight-throughTurn off all RV water supplies before adjusting water pressureTo achieve the desired pressure reading, turn clockwise to increase pressure and counterclockwise to decrease pressureColour:As ShownMaterial:brassPackage Contents:1x water pressure regulator(with 1pcs filter cover)2x washer2x filter cover1x tapeOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.