What are some popular brands for portable water treatment at REI?

The top brands for portable water treatment include: LifeStraw Katadyn Platypus MSR Grayl Browse our selection of top outdoor gear and apparel brands.

Which types of portable water treatment should I consider?

The top types of portable water treatment at REI Co-op include: Portable Water Filters Portable Water Purifiers Chemical Water Treatments Water Treatment Accessories Whether you're new to the outdoors or a seasoned pro, check out our wide selection of quality outdoor gear and apparel for your next adventure.

How can I earn a Co-op Member Reward on my portable water treatment purchase?

REI Co-op Members get 10% back annually on every eligible purchase, including most full-priced portable water treatment. (10% is typical but not guaranteed.) To earn or redeem rewards, buy a one-time $30 lifetime membership, or sign in as a member. See details about the Co-op Member Reward .

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Portable Water Treatment

(58 products)

Products (58)

Sort: Best Match

SawyerSqueeze Water Filter System
$40.95
536 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Squeeze, Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
Top Rated
GraylGeoPress Water Filter and Purifier Bottle - 24 fl. oz.
$99.95
1719 reviews with an average rating of 4.8 out of 5 stars
Filter Type:
Bottle, Press
Best Use:
Backpacking, Travel
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
15.9 ounces
KatadynBeFree 1.0 L Water Filter Bottle - 33.8 fl. oz.
$44.95
492 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.3 ounces
AquatabsWater Purification Tablets - Package of 30
$14.95
46 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking, Travel, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Top Rated
LifeStrawPeak Gravity Water Filter System - 3 Liters
$65.95
193 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Gravity
Best Use:
Camping, Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.1 ounces
Top Rated
Potable AquaIodine and Taste-Neutralizer Tablets
$13.95
62 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
6 ounces
SawyerMini Water Filter
$24.95
290 reviews with an average rating of 3.8 out of 5 stars
Filter Type:
Straw, Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2 ounces
KatadynMicropur Purification Tablets - Package of 30
$15.95
62 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
0.9 ounce
KatadynHiker Pro Clear Microfilter
$99.95
198 reviews with an average rating of 3.9 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11 ounces
Sale Ends Nov 25
PlatypusGravityWorks Water Filter System - 4 L
$101.19
Save 25%
compared to $134.95
0 reviews
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11.5 ounces
MSRMiniWorks EX Purifier System
$89.93
Save 30%
compared to $129.95
32 reviews with an average rating of 3.5 out of 5 stars
Filter Type:
Pump, Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb.
LifeStrawPeak Squeeze Water Filter System - 33.8 fl. oz.
$43.95
272 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.9 ounces
Top Rated
LifeStrawPeak Series Solo Water Filter
$29.95
52 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1.7 ounces
Top Rated
KatadynPocket Water Filter
$394.95
72 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 3 oz.
KatadynGravity BeFree Water Filtration System - 3 Liters
$74.95
227 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
6.8 ounces
Sale Ends Nov 25
PlatypusQuickDraw Filter System - 1 Liter
$41.19
Save 25%
compared to $54.95
9 reviews with an average rating of 3.6 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.3 ounces
KatadynSteripen Ultra UV Water Purifier
$129.95
96 reviews with an average rating of 3.5 out of 5 stars
Filter Type:
Ultraviolet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
With integrated battery: 4.94 ounces
LifeStrawPeak Series Gravity Purifier - 8 Liters
$189.95
28 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Gravity
Best Use:
Camping, Travel, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb. 10.4 oz.
Top Rated
GraylUltraPress Water Filter and Purifier Bottle - 16.9 fl. oz.
$89.95
383 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle, Press
Best Use:
Travel, Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
12.5 ounces
Top Rated
HydraPakSeeker 3 L Collapsible Water Container + Filter Cap - 100 fl. oz.
$60.00
28 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
4.5 ounces
KatadynBeFree Replacement Filter
$26.95
114 reviews with an average rating of 4.0 out of 5 stars
KatadynHiker/Hiker Pro/Base Camp Replacement Element
$54.95
61 reviews with an average rating of 4.1 out of 5 stars
Sale Ends Nov 25
PlatypusGravityWorks/CleanStream Replacement Cartridge
$55.39
Save 25%
compared to $73.95
64 reviews with an average rating of 4.3 out of 5 stars
Potable AquaIodine Tablets
$9.95
48 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
3 ounces
AquamiraWater Treatment - 1 oz.
$14.95
68 reviews with an average rating of 4.4 out of 5 stars
LifeStrawSip Reusable Stainless-Steel Water Filter Straw
$34.95
87 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
Top Rated
GraylGeoPress Ti Water Filter and Purifier Bottle - 24 fl. oz.
$199.95
194 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle, Press
Best Use:
Travel, Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb. 4 oz.
Top Rated
GraylGeoPress Replacement Purifier Cartridge
$29.95
399 reviews with an average rating of 4.9 out of 5 stars
Top Rated
Potable AquaChlorine Dioxide Tablets - Package of 30
$18.95
15 reviews with an average rating of 4.5 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
0.9 ounce
LifeStrawSip Reusable Stainless-Steel Water Filter Straw - Package of 3
$89.95
86 reviews with an average rating of 4.4 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces