On Sale
Filter Discount
Filter Price
Filter Brand
Filter Merchant


Water Filter on Sale

638 Total Items
68%
off
flow-water-filter-replacement
$19.00  $59.00
flow-water-filter-replacement
58%
off
bobble-classic-18-5oz-filtering-water-bottle
$4.99  $11.99
bobble-classic-18-5oz-filtering-water-bottle
54%
off
Round Wide Mouth Polyethylene Bottles
$4.49  $9.75
Round Wide Mouth Polyethylene Bottles
52%
off
Platypus Hoser Hydration System
$14.99  $30.95
Platypus Hoser Hydration System
52%
off
LifeStraw Peak Series Collapsible Squeeze Water Bottle Filter System Dusty Mountain Blue 3 Liters
$31.35  $65.95
LifeStraw Peak Series Collapsible Squeeze Water Bottle Filter System Dusty Mountain Blue 3 Liters
50%
off
Platypus GravityWorks 2L Bottle Kit
$57.99  $115.95
Platypus GravityWorks 2L Bottle Kit
50%
off
Campcraft Outdoors 130 Water Bottle Pre-Filter Bag
$14.99  $29.98
Campcraft Outdoors 130 Water Bottle Pre-Filter Bag
50%
off
Campcraft Outdoors 111 Water Filter Bag
$14.99  $29.98
Campcraft Outdoors 111 Water Filter Bag
49%
off
Aquamira Tactical Frontier Pro Ultralight Filter - GRN Line Green
$15.00  $29.99
Aquamira Tactical Frontier Pro Ultralight Filter - GRN Line Green
49%
off
Katadyn MyBottle Cyst Water Filter Kit 2 Pack Red Splash
$9.99  $19.95
Katadyn MyBottle Cyst Water Filter Kit 2 Pack Red Splash
48%
off
MSR Trail Base Water Filter Kit
$87.99  $169.95
MSR Trail Base Water Filter Kit
48%
off
Platypus GravityWorks Water Filter System 2.0 - Complete Kit
$64.99  $125.95
Platypus GravityWorks Water Filter System 2.0 - Complete Kit
47%
off
Potable Aqua Chlorine Dioxide Tablets 713233
$13.99  $26.29
Potable Aqua Chlorine Dioxide Tablets 713233
47%
off
UltraFlo Under the Sink Water Filtration Kit
$89.99  $169.99
UltraFlo Under the Sink Water Filtration Kit
46%
off
bobble-classic-34oz-filtering-water-bottle
$6.99  $12.99
bobble-classic-34oz-filtering-water-bottle
44%
off
Membrane Solutions LOEWB007 Water Filter Bottle Purple
$21.99  $39.98
Membrane Solutions LOEWB007 Water Filter Bottle Purple
44%
off
Simpure 001 Water Filter Bottle Blue
$21.99  $39.98
Simpure 001 Water Filter Bottle Blue
44%
off
Simpure 008 Water Filter Bottle Orange
$21.99  $39.98
Simpure 008 Water Filter Bottle Orange
42%
off
Simpure 004 Gravity Water Filter Bag 3L
$29.99  $52.48
Simpure 004 Gravity Water Filter Bag 3L
42%
off
MSR Trail Base Water Filter Kit
$91.99  $159.95
MSR Trail Base Water Filter Kit
40%
off
LifeStraw Flex 2-Stage Multi-Function Water Filter System 438441
$20.97  $34.95
LifeStraw Flex 2-Stage Multi-Function Water Filter System 438441
40%
off
Platypus QuickDraw Water Filter
$23.93  $39.95
Platypus QuickDraw Water Filter
39%
off
Membrane Solutions LOESF004Z Water Filter Straw with Case
$18.99  $31.25
Membrane Solutions LOESF004Z Water Filter Straw with Case
39%
off
Campcraft Outdoors 139 Filter Water Bottle Bag
$17.99  $29.98
Campcraft Outdoors 139 Filter Water Bottle Bag
39%
off
Standard Mouth Flex Cap
$5.99  $9.95
Standard Mouth Flex Cap
39%
off
Standard Mouth Stainless Steel Cap
$8.99  $14.95
Standard Mouth Stainless Steel Cap
39%
off
Press-In Straw Lid
$5.99  $9.95
Press-In Straw Lid
39%
off
Wide Mouth Stainless Steel Cap
$8.99  $14.95
Wide Mouth Stainless Steel Cap
37%
off
Membrane Solutions LOESF021 Gravity Water Filter Bag 6L
$49.99  $79.98
Membrane Solutions LOESF021 Gravity Water Filter Bag 6L
37%
off
Membrane Solutions LOESF011 Water Filter Straw II
$17.05  $27.48
Membrane Solutions LOESF011 Water Filter Straw II
36%
off
Membrane Solutions LOESF001 Water Filter Straw Camo
$11.99  $18.75
Membrane Solutions LOESF001 Water Filter Straw Camo
35%
off
Membrane Solutions LOESF002 Water Filter Straw Blue
$11.29  $17.48
Membrane Solutions LOESF002 Water Filter Straw Blue
35%
off
MSR Guardian Purifier
$292.46  $449.95
MSR Guardian Purifier
34%
off
Membrane Solutions LOESF005Z Water Filter Straw with Case
$19.75  $29.98
Membrane Solutions LOESF005Z Water Filter Straw with Case
34%
off
Membrane Solutions OESF006Z Water Filter Straw with Case
$19.75  $29.98
Membrane Solutions OESF006Z Water Filter Straw with Case
34%
off
TKWide Caf Cap
$8.49  $12.95
TKWide Caf Cap
31%
off
SURVIVOR FILTER(TM) PRO X Electric Water Filter
$89.95  $130.00
SURVIVOR FILTER(TM) PRO X Electric Water Filter
30%
off
PRO X Electric Water Filter and Extra Replacement Filters and Manual Backup Kit
$129.95  $185.00
PRO X Electric Water Filter and Extra Replacement Filters and Manual Backup Kit
30%
off
Nalgene Dropper Bottle
$2.09  $2.99
Nalgene Dropper Bottle
30%
off
LifeStraw Go Water Filter Bottle
$27.96  $39.95
LifeStraw Go Water Filter Bottle
30%
off
4-cup-blue-water-filter-pitcher
$13.97  $19.95
4-cup-blue-water-filter-pitcher
30%
off
one-squeeze-water-filter-system-w-two-1l-pouches
$33.60  $48.00
one-squeeze-water-filter-system-w-two-1l-pouches
30%
off
Platypus Big Zip Evo Reservoirs
$33.71  $47.95
Platypus Big Zip Evo Reservoirs
29%
off
Aquamira Water Treatment Drops w/Droppers 2oz
$25.49  $35.99
Aquamira Water Treatment Drops w/Droppers 2oz
29%
off
MSR Trail Base 4L Water Filter
$119.96  $169.95
MSR Trail Base 4L Water Filter
29%
off
LifeStraw Gives Back - 22 oz. Water Filter Bottle - Selectable
$34.99  $49.95
LifeStraw Gives Back - 22 oz. Water Filter Bottle - Selectable
26%
off
Pressurized Jerry Can Water Filter
$124.95  $169.95
Pressurized Jerry Can Water Filter
25%
off
MSR AutoFlow Gravity Filter 2L
$81.95  $109.95
MSR AutoFlow Gravity Filter 2L
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