LEAD-FREE: Each regulator is lead-free; Made using a hot casting process, each regulator is tested and contains lead well under the NSF lead-free requirement of 0.25%; EASY INSTALL: Has a 3/4" NH thread (hose thread), compatible with all U.S. water sources; The thick tread design gives it a good seal to prevent water from leaking RV EQUIPMENT: This adjustable water pressure regulator is used to control the pressure of water at camp sites, which can be notoriously unreliable; Keep the water pressure at a safe and even pressure with this simple to use regulator FILTER:Contains an inlet screened filter to help keep out large particles like gravel and debris to prevent blockage or damage to the body of the valve ADJUSTABLE WATER PRESSURE SETTING: 0 to 160 psi; To adjust, simply use a screwdriver to select the desired water pressure; Helps protect your water pipes, tanks, and filters This water pressure regulator protects your RV components from damage caused by high pressure. The U.S. Solid Water Regulator Valve is made using a hot casting process helping to make it lead free. These water regulators are tested to ensure that they comply with the NSF lead-free requirement of 0.25% lead. The ¾” NH thread, also known as National Hose Thread, makes this regulator compatible with all U.S. water sources. A thick tread design gives it a good seal to prevent water from leaking. This regulator comes equipped with a screened filter to help filter out large particles such as gravel and debris. With a screwdriver you can adjust the water pressure to your desired setting. Our water regulator will allow you to adjust your water pressure from 0 to 160 psi.