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 .

loaded 76 results

Portable Water Treatment

(76 products)

Products (76)

Sort: Best Match

Sale Ends Jul 7
Top Rated
SawyerSqueeze Water Filtration System with Cnoc Premium 2-Liter Bladder
$48.69
Save 25%
compared to $64.95
39 reviews with an average rating of 4.8 out of 5 stars
Filter Type:
Gravity, Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
5.8 ounces
Sale Ends Jul 7
SawyerSqueeze Water Filter System
$34.39
Save 25%
compared to $45.95
546 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
Sale Ends Jul 7
LifeStrawPeak Squeeze Water Filter System - 33.8 fl. oz.
$30.69
Save 30%
compared to $43.95
291 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
KatadynMicropur Purification Tablets - Package of 30
$17.95
67 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
AquatabsWater Purification Tablets - Package of 30
$14.95
52 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Tablet
Best Use:
Backpacking, Travel, Emergency Preparedness
Removes/Destroys:
Protozoa, Bacteria And Viruses
Top Rated
LifeStrawGo Stainless-Steel Water Filter Bottle - 24 fl. oz.
$36.73
Save 26%
compared to $49.95
121 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
1 lb. 2.17 oz.
REI OUTLET
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
Top Rated
LifeStrawPeak Series Water Filter Straw
$24.95
233 reviews with an average rating of 4.6 out of 5 stars
Filter Type:
Straw
Best Use:
Backpacking, Emergency Preparedness
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.3 ounces
Sale Ends Jul 7
Top Rated
SawyerSqueeze Water Filtration System with Cnoc Premium 1-Liter Bottle
$44.89
Save 25%
compared to $59.95
9 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:
4.8 ounces
Sale Ends Jul 7
SawyerDual-Threaded MINI Water Filtration System - Package of 2
$27.69
Save 25%
compared to $36.95
1 reviews with an average rating of 5.0 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking, Hiking, Emergency Preparedness
Removes/Destroys:
Protozoa And Bacteria
Weight:
1.4 ounces
LifeStrawGo Series BPA-Free Water Filter Bottle - 22 fl. oz.
$25.73
Save 26%
compared to $34.95
327 reviews with an average rating of 4.2 out of 5 stars
Filter Type:
Bottle
Best Use:
Camping, Travel
Removes/Destroys:
Protozoa And Bacteria
Weight:
8.71 ounces
REI OUTLET
LifeStrawGo 1 L Water Bottle with Filter - 34 fl. oz.
$29.73
Save 25%
compared to $39.95
319 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:
9.45 ounces
REI OUTLET
KatadynBeFree Replacement Filter
$29.95
136 reviews with an average rating of 4.0 out of 5 stars
AquamiraWater Treatment - 1 oz.
$14.95
69 reviews with an average rating of 4.3 out of 5 stars
Sale Ends Jul 7
PlatypusGravityWorks Water Filter System - 4 L
$101.19
Save 25%
compared to $134.95
9 reviews with an average rating of 4.1 out of 5 stars
Filter Type:
Gravity
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11.5 ounces
Top Rated
GraylGeoPress Water Filter and Purifier Bottle - 24 fl. oz.
$99.95
2189 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
Top Rated
KatadynBeFree AC 1.0 L Water Filter Bottle - Double-Layer
$52.95 - $59.95
50 reviews with an average rating of 4.8 out of 5 stars
Filter Type:
Bottle, Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3 ounces
Top Rated
LifeStrawPeak Gravity Water Filter System - 3 Liters
$65.95
195 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
KatadynBeFree AC 1.0 L Water Filter Bottle
$52.95
55 reviews with an average rating of 4.7 out of 5 stars
Filter Type:
Bottle
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.7 ounces
Sale Ends Jul 7
PlatypusQuickDraw Filter
$29.89
Save 25%
compared to $39.95
21 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
2.9 ounces
Sale Ends Jul 7
Top Rated
SawyerMicro Squeeze Water Filtration System with Cnoc Premium 750 ml Bladder
$37.39
Save 25%
compared to $49.95
11 reviews with an average rating of 4.9 out of 5 stars
Filter Type:
Squeeze
Best Use:
Trail Running
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.4 ounces
Sale Ends Jul 7
LifeStrawPeak Squeeze Water Filter System - 22 fl. oz.
$26.49
Save 30%
compared to $37.95
173 reviews with an average rating of 4.3 out of 5 stars
Filter Type:
Squeeze
Best Use:
Hiking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.6 ounces
KatadynHiker Pro Clear Microfilter
$99.95
215 reviews with an average rating of 4.0 out of 5 stars
Filter Type:
Pump
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
11 ounces
Sale Ends Jul 7
PlatypusGravityWorks/CleanStream Replacement Cartridge
$57.69
Save 25%
compared to $76.95
68 reviews with an average rating of 4.3 out of 5 stars
KatadynGravity BeFree Water Filtration System - 3 Liters
$79.95
243 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 Jul 7
PlatypusQuickDraw Filter System - 1 Liter
$41.19
Save 25%
compared to $54.95
23 reviews with an average rating of 3.5 out of 5 stars
Filter Type:
Squeeze
Best Use:
Backpacking
Removes/Destroys:
Protozoa And Bacteria
Weight:
3.3 ounces
KatadynHiker/Hiker Pro/Base Camp Replacement Element
$59.95
63 reviews with an average rating of 4.0 out of 5 stars
KatadynSteripen Ultra UV Water Purifier
$134.95
108 reviews with an average rating of 3.6 out of 5 stars
Filter Type:
Ultraviolet
Best Use:
Backpacking
Removes/Destroys:
Protozoa, Bacteria And Viruses
Weight:
With integrated battery: 4.94 ounces
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
Top Rated
GraylGeoPress Replacement Purifier Cartridge
$29.95
653 reviews with an average rating of 4.9 out of 5 stars