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

(76 products)

Products (76)

Sort: Best Match

LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 18 fl. oz.
$49.95
57 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Bottle
Best Use:
Camping, Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 1.6 oz.
PlatypusDayCap Replacement Filter
$29.95
0 reviews
KatadynBeFree Activated Carbon Replacement - Package of 3
$27.95
0 reviews
LifeStrawPeak Series Activated Carbon + Ion Exchange Filter Attachment
$14.95
142 reviews with an average rating of 4.2 out of 5 stars
PlatypusGravityWorks Replacement Reservoir Kit - 4 Liter
$81.95
23 reviews with an average rating of 4.0 out of 5 stars
Top Rated
KatadynPocket Water Filter
$394.95
76 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 3 oz.
Top Rated
LifeStrawGo Carbon Filter Replacement - Package of 2
$9.95
65 reviews with an average rating of 4.7 out of 5 stars
LifeStrawGo Series Insulated Stainless-Steel Water Filter Tumbler - 18 fl. oz.
$49.95
59 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 1.1 oz.
MSRGuardian Gravity Purifier Replacement Cartridge
$249.95
0 reviews
PlatypusQuickDraw Gravity Filter System - 3 Liter
$89.95
26 reviews with an average rating of 1.8 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.2 ounces
Top Rated
GraylUltraPress Ti Water Filter and Purifier Bottle - 16.9 fl. oz.
$179.95
271 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:
14.1 ounces
New arrival
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$26.73
Save 23%
compared to $34.95
0 reviews
Filter Type:
Bottle
Best Use:
Camping, Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.71 ounces
REI OUTLET
New arrival
LifeStrawGo 1 L Water Bottle with Filter - 34 fl. oz.
$29.73
Save 25%
compared to $39.95
0 reviews
Filter Type:
Bottle
Best Use:
Travel, Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
9.45 ounces
REI OUTLET
New arrival
LifeStrawGo Stainless-Steel Water Filter Bottle - 24 fl. oz.
$37.73
Save 24%
compared to $49.95
0 reviews
Filter Type:
Bottle
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 2.17 oz.
REI OUTLET
New arrival
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$33.73
Save 24%
compared to $44.95
0 reviews
Filter Type:
Bottle
Best Use:
Camping, Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.71 ounces
REI OUTLET
CamelBakReplacement Reservoir Activated Carbon Filters - Package of 2
$8.93
Save 31%
compared to $13.00
0 reviews