Dealing with crazy water pressure that's damaging your pipes and fixtures? This brass pressure reducing valve is here to save the day! The DN20 3/4 inch size fits standard residential water lines, and it can handle inlet pressures up to 1.6MPa (about 232 psi) while reducing it to a manageable 0.05-0.8MPa (7-116 psi). The compact design measures just 65x82mm, so it doesn't take up much space and no bypass pipe is needed. Made from solid brass, it's corrosion-resistant and built to last for years. The simple piston-type structure works reliably in various environmental conditions. The best part? It's adjustable! Just turn the pressure adjustment knob on top to set your desired output pressure. Installation is straightforward - the valve body is clearly marked with water flow direction. Perfect for protecting your plumbing system, water heater, appliances, and fixtures from the damage caused by excessive water pressure. Whether you're a homeowner dealing with municipal pressure issues or a plumber installing for clients, this valve delivers professional performance at a reasonable price. The quality is evident in the solid brass construction and precise machining. Your pipes, faucets, and water-using appliances will thank you for installing this reliable pressure regulator!