Three New 10″ x 4.5″ Whole House Clear Filter Housing 1 NPTF in/out Ports. Three x 10″ x 4.5″ Clear filter housing with pressure release button and 1/4 NPTF pressure gauge hole & plug you can add pressure gauge to this housing, you just need to unscrew the gauge plug. Feed water pH range: 4.0 – 10.0. O-ring seal between top and base. NPTF in/out Port Sizes: 1. Easy screw off for quick filter changes. Accepts standard 10″ x 4.5″ diameter water filter cartridges. Clear Filter housing for easy maintenance, allows for visual inspection of filter cartridge. Rated for pressures up to 90 PSI (6.20 bar). Maximun operating temperature 125°F (52°C). Made from FDA grade polypropylene. Head / Cap Color : Black. Sump / Housing Color : Clear. Preferable feed water pressure range: 20-90 PSI to Get the best filtration results keep it less than 60 PSI. Flow Rate / GPM. 1 – 20 GPM for 1 Inlet / Outlet. 1 – 15 GPM for 3/4 Inlet / Outlet. Pressure drop will be determined based on feed water pressure, filter cartridge selection, fluid viscosity, filter life and conditions. The item “10 Big Blue 3 Clear Whole House Filter Housing With Pressure Release & Gauge Hole” is in sale since Sunday, November 19, 2017. This item is in the category “Home & Garden\Kitchen, Dining & Bar\Small Kitchen Appliances\Water Purification\Water Filters”. The seller is “max.water.usa” and is located in Concord, Ontario. This item can be shipped worldwide.