Culligan ® SW-5 Filter Housing Spanner Wrench. For use on Culligan ® US-600, US-640, SY-2000, SY-2300 and SY-2500.

Wrench To Fit Standard Size Membrane Housings. Easily open those stubborn reverse osmosis membrane housings.

Pentek SW-3 # 150296 SW3 Big Blue Water Filter Housing Spanner Wrench Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. SW-3 Big Blue 5 7/8" Water Filter Housing Wrench. (Big Blue Filter Housings Use A 5 3/4" Diameter "O"Ring) Ametek # 150296 Only for use in loosening filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our techs know the tricks.

AquaPure 68900-34 Adjustable Strap Wrench For Water Filter Housings - Universal Strap Wrench; Works with Most Water Filter Housings. AquaPure 68900-34 Adjustable Strap Wrench: Use for twisting off the canister or sump on many water filter housings. The Adjustable Strap Wrench can be used with many water filtration housings. The strap adjusts to the size of the water filter housing. Do NOT use the AquaPure 68900-34 Adjustable Strap Wrench to tighten the water filter housing sump. Overtightening the sump can cause damage to the o-rings and make re-opening the housing sump difficult. You should only hand tighten the housing sump. The AquaPure 68900-34 Adjustable Strap Wrench makes replacing water filters easy.

Solid Stainless Steel SS Filter Housing Wrench that will Remove Stubborn Stuck Filter Housings.

Hydrotech E-VW-01 NEW Style 1240 Series Filter Housing Wrench #21401240 WHITE

OMNIFILTER OW30 (SW-1) Filter Wrench. For use on OMNIFilter CBF1, CBF3, SFM2, USM2, OCT2, OT32, RO2000, RO2050 and U30 housings.

PureT- Wrench WR-38K for C891-BK34-PR and most 10" Commercial Heavy Duty Filter Housings

Pentek SW-1 # 150539 SW1 Slim Line Water Filter Housing Spanner Wrench Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. SW-1 Water Filter Housing Wrench. Fits 4" Slim Line Housings. (Slim Line Housings Have A 3 1/2" diameter "O" Ring) Ametek # 150294 Only for use in loosening filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. Fits most standard style RO systems. Replaces 150294. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our techs know the tricks. Order New O-rings And Be Sure To Lube Them With Dow 111 Silicone Sealant To Prevent Leaks

Pentek SW-2 # 150295 SW2 Standard Size Water Filter Housing Spanner Wrench Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. SW-2 Standard Size Water Filter Housing Wrench. Fits 4 3/4" Standard Size Filter Housings. (Standard Size Housings Use a 4" Diameter "O"Ring) Ametek # 150295 - Only for use in loosening filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our techs know the tricks.

Pentek SW-4, SW4 Big Blue Water Filter Housing Spanner Wrench Compatible With Culligan / Ametek / US Filter / Plymouth / Kleen Plus / American Plumber / Bruner & Many Other Brands. SW-4 Big Blue Water Filter Housing Wrench - For 20" Big Blue 5 7/8" Filter Housing Wrench. (Big Blue Filter Housings Use A 5 3/4" Diameter "O"Ring) Only for use in loosening filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our techs know the tricks.

Pentek 144880 BW-BC Wrench Made Especially For Big Clear Filter Housings.

C Shaped Open End Filter Wrench - Universal "C" style wrench for all standard size and Slimline water filter housings. 3 5/8" opening. Only for use in loosening filter housings, never to tighten. Overtightening may cause damage to the O-rings and make re-opening VERY difficult. Hand tighten only. For really stubborn filter housings our technicians will use two wrenches together for maximum power where one wrench might break or not do the job. Our techs know the tricks.

Microline - Clack Filter Housing Spanner Wrench - Fits standard Microline and Clack Systems. #3072

Hydrotech ® E-VW-01 Filter Housing Spanner Wrench for Old Style 1230 HT-HTF Series Reverse Osmosis RO Systems. Also for the Aquifier series systems. For housing removal only. # 21401003. FOR THE NEW STYLE 1240 HT-HTF SEREIS REVERSE OSMOSIS SYSTEMS SELECT THE LARGE WRENCH (#21401240) IN THE DROP DOWN BOX.