PureDrop PDR-50WSP - A whole house spin-down sediment water filter defending your plumbing from sediment, rust and large particles. Its pre-installed cartridge ensures easy DIY installation, complementing its high flow rate of 750 gallons per hour. PRECAUTIONS This system is designed to be installed indoors only. Avoid exposure to direct sunlight, heat, or freezing environments. Do not use any liquid other than water. Protect the system from extreme temperatures. During installation, ensure you follow the water flow direction indicated on the filter. Ensure the filter is positioned upright when installing. If incoming water pressure exceeds 101 psi, it's recommended to use a pressure regulator.