Water Filter Adapters & Couplers
Sometimes the smallest items can have the largest impact on the quality of your water. At Discount Filter Store, you’ll find all the small water filter adapters and couplers you need, from diverter valves, automatic shut off valves, to refrigerator water filter caps, flow restrictors, and more; everything you need to keep your water filters operating at maximum efficiency.
Fits all Doulton plastic countertop (HCP) water filtration systems Learn More$34.00 MSRP: $39.34
Fits into Whirlpool, KitchenAid, Kenmore, Amana, Maytag and Jenn-Air side-by-side refrigerator models with a push-button filter located in the black bottom grille Learn More$22.99 MSRP: $27.59