LiquaGen Whole-House Filters Ranked

Last updated: November 2, 2026

1 LiquaGen whole-house water filter ranked. Each one is scored and ranked against every brand in its build, so "#3 mid-size" means third of all mid-size whole-house filters here, not third among LiquaGen's own.

The LiquaGen FK-CAT 10x54 is LiquaGen's only current whole-house water filter here, ranked #5 of 6 tank and rated 2.9.

Prices were last checked November 2, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

LiquaGen whole-house filters 1

  1. LiquaGen FK-CAT 10x54
    #5 tank2.9Full review

    A cheaper backwashing catalytic carbon tank for a large city home with chloramine. Its claims are not backed by testing or a warranty term.

    Amazon $849.99
    $849.99
    $0.85 per 1,000 gal12 gpm1,000,000 gal

Every whole-house water filter ranked