Aqua-Pure AP101T Whole House Water Filter System – Get your water filtration project started off right with the quality Aqua-Pure system kit that includes a filter housing, wrench and the AP110 filter cartridge. Valve in head assembly allows quick and easy water shutoff for easier cartridge replacement and is compatible with any standard 10 inch replacement filter cartridge. The AP101T is an ideal starter kit for point-of-use filtration and allows for a wide selection of replacement cartridges to meet your filtration needs. The Aqua-Pure Whole House Filter System fits 3/4-inch NPT water lines. Premium AP110 cartridge included. Built-in shut off valve for easy cartridge change-out. Clear housing for easy cartridge viewing. 10 year limited warranty. Made in U.S.A.