

Manufacturer pricing rules prevent us from advertising our discount — no account or email required to see it.
Secure Payments
Easy Returns
Expert Advice
Fast Shipping
The TRUE VALUE SW-3A is a wrench designed for use with Culligan heavy-duty water filter housings, specifically the HD-950A model. This tool effectively loosens the bottom of the filter housing, facilitating easy cartridge replacement.
The SW-3A housing wrench simplifies the task of changing water filters.
Thanks for subscribing!
This email has been registered!