Water Purifier: Compare Prices & Find the Best Deals

Appalachian Outfitters Updated Aug 30, 2026

25% OFF

Steripen Classic 3 UV Water Purifier

$74.96 $99.95

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Appalachian Outfitters Updated Aug 30, 2026

25% OFF

Steripen Adventurer Opti UV Water Purifier

$93.71 $124.95

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REI.com Updated Aug 29, 2026

25% OFF

Grayl GeoPress Ti Water Filter and Purifier Bottle Plus Cook Lid Black

$164.93 $219.95

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OMCgear Updated Jan 05, 2026

25% OFF

Steripen Adventurer Opti Ultraviolet Water Uv Purifier

$93.71 $124.95

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OMCgear Updated Jan 05, 2026

20% OFF

Lifestraw Peak Series Large Capacity Gravity Water Purifier System with Virus Removal

$151.96 $189.95

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OMCgear Updated Jan 05, 2026

25% OFF

Katadyn Steripen Ultra Uv Water Purifier

$101.21 $134.95

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The Real Grit Updated Jan 04, 2026

14% OFF

Rapidpure Purifier+ Insulated Steel Water Bottle

$85.95 $99.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

SteriPEN SteriPEN Ultra Blue/Yellow Accents, One Size

$101.21 $134.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

MSR Miniworks Ex Purifier System One Color, One Size

$108.71 $144.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

MSR Guardian Gravity Water Purifier Grey, One Size

$232.46 $309.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

MSR Guardian Purifier System One Color, One Size

$299.96 $399.95

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GOHUNT Updated Aug 29, 2026

25% OFF

Steripen Classic 3 Water Purifier

$74.96 $99.95

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GOHUNT Updated Aug 29, 2026

25% OFF

Steripen Ultralight UV Water Purifier

$82.46 $109.95

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REI.com Updated Aug 29, 2026

25% OFF

Msr MiniWorks EX Water Purifier System

$108.69 $144.95

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REI.com Updated Aug 29, 2026

25% OFF

Katadyn Steripen Ultra UV Water Purifier

$101.19 $134.95

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REI.com Updated Aug 29, 2026

20% OFF

Grayl GeoPress Water Filter and Purifier Bottle - 24 fl. oz. White

$79.89 $99.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

SteriPEN Classic 3 Handheld Water Purifier One Color, One Size

$74.96 $99.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

SteriPEN SteriPEN Adventurer Opti Black/Green, One Size

$93.71 $124.95

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Backcountry.com Updated Aug 29, 2026

25% OFF

MSR Guardian Gravity Water Purifier Replacement Filter Grey, One Size

$187.46 $249.95

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