Camco's Adjustable Water Pressure Regulator helps to protect RV and boat plumbing and hoses from damage caused by high-pressure water. The regulator may be set to the desired pressure using an adjustment screw in the cap. Maximum incoming pressure is 125 psi. Protects appliances, plumbing fixtures and prevents hose failure, helping to prolong equipment life. Constructed of durable lead-free brass. Connections: 3/4", 11-1/2" garden hose connections.