Simplify your maintenance routine with the Culligan SW-3 whole house water filter wrench. Designed to loosen even the most stuck filter housings, this genuine OEM tool ensures quick and painless filter replacements.

• Compatible with Culligan and Pentek Big Blue whole house water filtration systems
• Designed to loosen even the most stubborn or stuck filtration system housings
• Ensures quick, easy, and painless water filter replacements
• Genuine OEM product for guaranteed compatibility and quality
• Outside diameter: 6.625 in.
• Inside diameter: 6.25 in.