Camco RV Brass Water Pressure Regulator helps stop damage to the RV water hose, pump or internal lines from inconsistent water pressure in campgrounds. It is built using a durable brass construction. This pressure regulator reduces water pressure to a safe, consistent 40-50 pounds of operational pressure. It protects the equipment and prevents hose failure, to help prolong equipment life. CSA low lead content certified. Complies with California's AB1953 and Vermont Act 193 Low Lead Laws.