Our #18 steel water filter wrench will be the last wrench you ever need. If you have had trouble getting your housings loose during filter changes or if you have ever broken a plastic wrench, then you need our galvanized water filter wrench. It will not bend, break, or bow.
Circle style, with a 4.3″ inside diameter (not from the tabs), fits 4″ Slim Line housings and replaces SW-1A:
- SW-1A Slim Line
- Pentek #150539
- SW-1A Water Filter Housings by:
- Ametek #150294
- US Filter
- Kleen Plus
- American Plumber
Not sure what size filter housing wrench you need? Find the correct one on our Choosing the Right Filter Housing Wrench page.