We acquired about the 11 top-grade pentek water filter o ring products over the last 2 years. Check which pentek water filter o ring fits you best. Filter by model, type, weight and color.
As of our top-grade pick Pentek O-Ring for 3/4" Filter Housings is a great place to start, it provides most of the features with a bow-wow price only at Waterfilterguide.biz.