Use the SW-5 wrench only for twisting off water filter housing sumps.
Do NOT use the SW-5 housing wrench to secure the water filter canister to the water filter lid. You may damage the o-ring by securing the water filter lid too tight.
The SW-5 wrench makes changing water filters easy.
The SW-5 spanner wrench can be used with many under sink housings.
Use SW-5 Housing Wrench With:
3/8" Inlet/Outlet Slim Line Water Filter Housings with a 3" Diameter