The Culligan® SW-1 housing wrench fits the following water filters: Culligan® models US-550/560, SY-5167, SY-5197. The wrench is designed to loosen the bottom of the filter housing during cartridge replacement.

• Culligan® SW-1 is a wrench used to loosen bottom of housing during filter changes.
• Makes changing water filters easy.
• Use with Culligan® US-550/560, US-316, SY-5167 or SY-5197
• Package includes: SW-1