Wrench Fits all 3/8" Slim Line® & Compact Housings
Item Number: WW38
Ships within 1 business day
Product Information:Use to loosen sump when changing cartridges
Choose the appropriate model for your cartridge housing or filtration
Spanner wrenches are available for Slim Line, Standard, Valve-in-Head, and
Heavy Duty Opaque and Clear Housings, as well as WLCS-1000, WRO-3000 and
WRO-3500 Filtration Systems.