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Aquasure Fortitude V 10-Inch 2-Stage

Ranked #24 of 35 in Best Whole-House Water Filters (2026). Here is every spec we scored, where it came from, and how it compares.

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#24

Aquasure Fortitude V 10-Inch 2-Stage

Best for: 2-stage 10-inch whole-house sediment and carbon filter

1.2/10

What we like

    Watch out for

    • Service or listed flow not published by Aquasure
    • Micron rating not published by Aquasure
    • Warranty not published by Aquasure

    Score breakdown

    Filtration stages 22%
    Service or listed flow * 30%
    Micron rating * 16%
    NSF/ANSI 42 or 53 named 20%
    Warranty * 12%

    * Not published by the manufacturer; scored at the lowest published value in this category, so an unpublished figure never outranks a published one.

    Filtration stages2
    Service or listed flowNot listed
    Micron ratingNot listed
    NSF/ANSI 42 or 53 namedNo
    WarrantyNot listed
    Stages (maker)2 stage (official product name)
    Flow rate (maker)Not listed
    Micron rating (maker)Not listed
    NSF/ANSI 42 or 53 (maker)Not listed
    Warranty (maker)Not listed
    Filter size (maker)10" sediment and carbon
    PriceCheck price
    Check price at Amazon
    Specs source:

    Aquasure Fortitude V 10-Inch 2-Stage head-to-head

    Head-to-headAquasure Fortitude V 10-Inch 2-Stage vs Aquasure Fortitude V 20-Inch 2-Stage

    How it compares

    Open the full comparison table

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    #6 · 3-stage 10-inch whole-house sediment and carbon-block filter listed at 15 GPM
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    #7 · 3-stage 10-inch whole-house filter with a clear housing, listed at 15 GPM
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    #9 · 3-stage 20-inch Big Blue sediment and carbon-block filter listed at 15 GPM
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    #10 · 3-stage 20-inch KDF whole-house filter listed at 15 GPM
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    #11 · Tri-stage whole-house iron system listed at 15 GPM with a 100,000-gallon capacity
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    #12 · 4-stage whole-house filter; official page names NSF/ANSI 372 only
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    #13 · 2-stage 10-inch whole-house sediment and CTO filter listed at 15 GPM
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    #14 · 2-stage whole-house iron and manganese filter listed at up to 15 GPM and 5 micron
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    #15 · 2-stage 10-inch whole-house filter with an iron and manganese cartridge, listed at 15 GPM
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    #16 · 2-stage 20-inch Big Blue sediment and carbon-block filter listed at 15 GPM
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    #18 · Heavy-duty whole-house filter listed at 16 GPM service and 20 GPM peak
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    #22 · 2-stage whole-house filter with a 5-micron heavy-metal sediment cartridge
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    #23 · Heavy-duty whole-house filter listed at 12 GPM service and 16 GPM peak
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    #25 · 2-stage 20-inch whole-house sediment and carbon filter
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    #26 · Heavy-duty whole-house filter listed at 8 GPM service and 12 GPM peak
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    #27 · Whole-house well-water filter officially listed at 5 micron
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    #28 · Whole-house chemical and odor filter in a 9-inch tank
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    #31 · Larger Iron Hydro filter for iron, hydrogen sulfide and manganese
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    #34 · Fortitude Pro whole-house filter with an official 1,500,000-gallon capacity
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