EXERAUO RV Water Pressure Regulator with Adjustable Handle Water Pressure Regulator for RV Camper Upgrade Water Pressure Reducer Fit Camper Travel Trailer Handwheel Adjustable:RV water pressure regulator with adjustable handle just use your hand to pull up the knob turn it to adjust the pressure adjust pressure up to 160 PSI.The water pressure can be clearly seen on the gauge make you to have a better control of the water pressure. High Compatible:The brass RV pressure regulator is fitting with all US 3/4 inch water hose and faucet The inlet filter on the regulator can help you filter out sands and others protect your pipe system for long time using. 3/4 NH Thread:Water pressure regulator rv accessories for travel trailers have 3/4 GHT(NH) male and female thread the unimpeded inlet ensures a smooth and stable flow of water.Factory Setting: 45 PSI. Wide Application:RV water pressure regulator help you to protect your RV plumbing system from being damaged by high pressure water flow Widely used in RV camper motorhome travel trailer etc. It can also be applied in other freshwater systems garden irrigation systems etc. Specifications Material: lead-free brass Connection: Thread Nominal diameter: DN20 Structure: straight-through Pressure environment: atmospheric pressure Pressure Range: 0-160PSI Factory Set: 45PSI Material: Lead-free Brass Inlet: 3/4 NH Thread Outlet: 3/4 NH Thread Direction of flow: Unidirectional What should I set my water pressure regulator to for my RV? 1-Connect the female fitting on the adjustable water regulator directly to your water source s hose bib. 2-Connect the female fitting on the water hose to the male fitting on the adjustable water regulator. 3-Turn on the water supply in order to flush the water regulator and hose for one minute. Turn off the water supply. 4-Connect the hose to your RV s water inlet then turn on the water supply. 5-Turn on all RV fixtures to allow any air to be flushed out of the RV plumbing - this includes turning on showers faucets and flushing toilets. 6-Manual rotation adjust the regulator cap until it is set to the desired pressure reading. Ensure that all RV fixtures have been turned off while making adjustments to the regulator screw until you reach the desired pressure reading. How to Adjust RV Water Pressure? (1) Increase pressure: When you increase the pressure pls note that you must keep the inlet side opening and the outlet side closing. Then just swith the top handwheel clockwise to increase the pressure you need. (2) Reduce pressure: Close the water inlet side and outlet side at the same time. Open the outlet side to release the pressure immediately swith the top handwheel counterclockwise to lowest pressure then close the outlet side. open the side and then just swith the top handwheel clockwise to increase the pressure to what you need.