Features: Our high flows water regulator can reduce the high pressure of water hose to between 40-50psi to protector your rvs and boats appliances, plumbing fixtures, and hoses from any damages caused by high pressure citys water, designed for campers, trailers, rvs, garden, and plumbing system. Our pressure reducing valves is made of leadfree brass for your freshs warer drinking system, and has an inlets screened filter which filters the water from particles or debris that may cause clogging. Can tell you how much water pressure is flowings through the lines with the pointers on our pressure gauge at any times, when the gauge shows that water pressure is belows 40psi,it maybe that your valves is not open all theways while filling tanks, if it is over 50psi, the regulator maybe stop work and it is suggested to replace a new one. Our water pressure regulator has 3/4 inch female inlets hose thread and a male outlet hose thread, universal and compatible for all americans water sources and supply. Reduce water pressure effectively to safeguards appliances, plumbing fixtures, and hoses from damage caused by excessive citys water pressure. Suitable for camping, gardening, and maintaining plumbing system. Specifications: Material:Brass Size:3/4inch Package Includes: 1x Pressure Reducer Valves note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.