Make whole house water filter changes easy. With the SW-3 Culligan whole house water filter wrench, you’ll painlessly loosen even the most stuck in place filter housing, ensuring you can quickly replace your water filter and quickly get back to enjoying your water.
- For use with Culligan and pentek big blue whole house water filtration systems
- Helps loose even the most stuck filtration system housings
- Makes water filter replacement quick, easy and painless
- Genuine OEM product
- Outside diameter: 6.625 in.
- Inside diameter: 6.25 in.
General Schmeler (verified owner) –
I wouldnt have been able to change the filter on my Big Blue 20” whole house filter without this wrench. Worked flawlessly even if it came up to only the bottom third of the blue housing. I’m not sure, but maybe it’s designed that way. Hey, it works, that’s what matters
Iva Doyle (verified owner) –
Good quality but wrong size for my filter. Had to return it.
Carmen Carroll (verified owner) –
Was an excellent choice for the price.