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

The top brands for portable water treatment include: LifeStraw Katadyn Platypus Grayl HydraPak 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

LifeStrawSip Reusable Stainless-Steel Water Filter Straw - Package of 3
$89.95
148 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
PlatypusQuickDraw Gravity Filter System - 3 Liter
$89.95
28 reviews with an average rating of 1.9 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.2 ounces
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 34 fl. oz.
$64.95
76 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Camping
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 4.8 oz.
SawyerMicro Squeeze Water Filtration System
$33.95
81 reviews with an average rating of 3.4 out of 5 stars
Filter Type:
Squeeze, Straw
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.5 ounces
LifeStrawGo Series Insulated Stainless-Steel Water Filter Bottle - 18 fl. oz.
$49.95
68 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.
LifeStrawPeak Series Membrane Microfilter Replacement
$25.95
25 reviews with an average rating of 4.2 out of 5 stars
LifeStrawPeak Series Activated Carbon + Ion Exchange Filter Attachment
$14.95
149 reviews with an average rating of 4.2 out of 5 stars
KatadynBeFree Bottle Replacement Filter
$29.95
7 reviews with an average rating of 1.0 out of 5 stars
LifeStrawGo Series 1 L Water Filter Bottle - 33.8 fl. oz.
$49.95
61 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Bottle
Best Use:
Travel, Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
9.4 ounces
KatadynBeFree Activated Carbon Replacement - Package of 3
$29.95
0 reviews
PlatypusGravityWorks Replacement Reservoir Kit - 4 Liter
$81.95
28 reviews with an average rating of 4.0 out of 5 stars
LifeStrawGo Series Insulated Stainless-Steel Water Filter Tumbler - 18 fl. oz.
$49.95
68 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Straw
Best Use:
Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 1.1 oz.
MSRMiniWorks EX Water Purifier System
$134.95
2 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Pump, Tablet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
1 lb.
New arrival
LifeStrawEscape High-Flow Pressurized Water Purifier
$329.95
0 reviews
Filter Type:
Pump
Best Use:
Camping, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
16 lbs.
PlatypusDayCap Replacement Filter
$29.95
0 reviews
MSRGuardian Purifier Replacement Cartridge
$239.95
5 reviews with an average rating of 3.2 out of 5 stars