Key features

• •Pack of 1 Set 20 inch blue housing,1"NPT plastic inlet/outlet,with pressure release button for high flow,plastic wrench and metal bracket.Housing only, filter cartridges are sold separately
• •STANDARD-Fits all standard sized 4-1/2 inch diameter industry 20 inch whole house filter cartridges, but it don't fit with other brands filter housing
• •Large capacity housing for high flow applications,Flow rate : 5-15 GPM (Depend on Feed Water Pressure),Feed Water Condition:Work Pressure:10-60 psi,Temperature:40-110°F/5-45°C ,Free Chlorine Tolerance: <0.1 ppm
• •PURE-It is Installed at the main water supply and produce pure water for your entire home. Enjoy better water from every tap and every appliance in the whole house,it is used to protect your water heaters, washing machines, and showers by filtering out sediment ,chlorine and other particles
• •ISO9001:2015 certificated Manufacturer ,Only filter housing in the box, Matched filter cartridges options, please refer and search product ASIN: B07798RFVH | B07JM78FXT | B07JNL4QFS | B07TNJ86KZ | B07TPLK752 | B07JMMGND9 | B081DH69JX via Amazon. ASIN for replacement o ring: B07D9HGCSB
• •Built-in pressure release valve allows for safe and easy filter replacement by relieving internal pressure before opening the housing,We usually don't tighten the exhaust valve area particularly. Please tighten it by one turn when you install the cover