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.
$4.99MSRP: $5.89 Save 15%
$3.99MSRP: $6.34 Save 37%
$3.99MSRP: $4.58 Save 13%
$2.99MSRP: $3.32 Save 10%