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4.5 (123)

FW-3 Big Blue Size Housing Wrench

Name: iFilters FW-3 Big Blue Size Housing Wrench - FW-3 Big Blue Size Housing Wrench
Brand: iFilters
SKU: 42853928323
Price: 6.0 USD
Availability: InStock
Rating: 5 (2 reviews)

4.5 (1,234)

Sold 100+ last 30 days

20% off first order

$6.00

Quantity

Color

Black

Quantity

Description

The FW-3 Wrench can be use to loosen Big Blue or Big Blue style filter housings when changing filters. The spanner wrench has four teeth. This FW-3 wrench fits many Hydronix, Pentek, Culligan, Ametek, American Plumber, and USFilter Plymouth...

Reviews

5.0

2 ratings

Perfect fit

I was having a hard time finding a filter wrench that fit, having to return a few from Amazon and Home Depot. I turned to ifilters and found the perfect fit the first try.

Leslie · April 22, 2026