Metal Wrench #8
SW-4 Replacement Wrench
See the list of compatible filter housings below.
#8 steel water filter wrench replaces the plastic SW-4 wrench.. Fits Pentek Big Blue 20″ housings. Break your housings loose with ease. Black finish no longer available, product’s finish has been upgraded to a galvanized steel finish.
Not sure what size filter housing wrench you need?
Find the correct one on our Choosing the Right Filter Housing Wrench page.
$42.99
Our #8 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.
Compatible Filter Housings
Inside Diameter (not from the tabs) - 6". Fits all Pentek #20 Big Blue housings, and replaces the following:
- SW-4
- American Plumber
- W2010-PR, 152015, W2015-PR, 152017, 152022, 144368
- Pentek
- 144368, 150237, 150239, 150469, BBFS-22
- Ametek Kleen Plus 144368
- Culligan 144368
- Whirlpool WHKF-DWHBB
- Whirlpool WHCF-DWHBB
- Keystone
Not sure what size filter housing wrench you need? Find the correct one on our Choosing the Right Filter Housing Wrench page.
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