On Sale
Filter Discount
Filter Price
Filter Brand
Filter Merchant


Water Filter Gear on Sale at REI.com

34 Total Items
REI.com
30%
off
LifeStraw Peak Squeeze Water Filter System - 33.8 fl. oz.
$30.69  $43.95
LifeStraw Peak Squeeze Water Filter System - 33.8 fl. oz.
REI.com
30%
off
LifeStraw Peak Squeeze Water Filter System - 22 fl. oz.
$26.49  $37.95
LifeStraw Peak Squeeze Water Filter System - 22 fl. oz.
REI.com
27%
off
LifeStraw Go Series BPA-Free Water Filter Bottle - 22 fl. oz.
$32.73  $44.95
LifeStraw Go Series BPA-Free Water Filter Bottle - 22 fl. oz.
REI.com
27%
off
LifeStraw Go Series Water Filter Bottle - 34 fl. oz.
$32.73  $44.95
LifeStraw Go Series Water Filter Bottle - 34 fl. oz.
REI.com
26%
off
LifeStraw Go Stainless-Steel Water Filter Bottle - 24 fl. oz.
$36.73  $49.95
LifeStraw Go Stainless-Steel Water Filter Bottle - 24 fl. oz.
REI.com
26%
off
LifeStraw Go Series BPA-Free Water Filter Bottle - 22 fl. oz.
$25.73  $34.95
LifeStraw Go Series BPA-Free Water Filter Bottle - 22 fl. oz.
REI.com
25%
off
LifeStraw Peak Series Gravity Water Filter System with Safe Water Storage - 8L + 8L
$111.73  $149.95
LifeStraw Peak Series Gravity Water Filter System with Safe Water Storage - 8L + 8L
REI.com
25%
off
LifeStraw Go 1 L Water Bottle with Filter - 34 fl. oz.
$29.73  $39.95
LifeStraw Go 1 L Water Bottle with Filter - 34 fl. oz.
REI.com
25%
off
Platypus GravityWorks Water Filter System - 4 L
$101.19  $134.95
Platypus GravityWorks Water Filter System - 4 L
REI.com
25%
off
Sawyer Squeeze Water Filter System
$34.39  $45.95
Sawyer Squeeze Water Filter System
REI.com
12%
off
Katadyn BeFree AC 1.0 L Water Filter Bottle - Double-Layer
$52.95  $59.95
Katadyn BeFree AC 1.0 L Water Filter Bottle - Double-Layer
REI.com
10%
off
Grayl UltraPress Ti Water Filter and Purifier Bottle - 16.9 fl. oz.
$179.95  $199.95
Grayl UltraPress Ti Water Filter and Purifier Bottle - 16.9 fl. oz.
REI.com
Grayl GeoPress Ti Water Filter and Purifier Bottle - 24 fl. oz.
$199.95  
Grayl GeoPress Ti Water Filter and Purifier Bottle - 24 fl. oz.
REI.com
HydraPak Seeker 3 L Collapsible Water Container + Filter Cap - 100 fl. oz.
$60.00  
HydraPak Seeker 3 L Collapsible Water Container + Filter Cap - 100 fl. oz.
REI.com
HydraPak Flux 1.5 L Collapsible Water Bottle + Filter Cap - 50 fl. oz.
$55.00  
HydraPak Flux 1.5 L Collapsible Water Bottle + Filter Cap - 50 fl. oz.
REI.com
HydraPak Breakaway+ Water Filter Bottle
$46.00  
HydraPak Breakaway+ Water Filter Bottle
REI.com
Katadyn Pocket Water Filter
$429.95  
Katadyn Pocket Water Filter
REI.com
Katadyn BeFree Gravity Water Filter - 6 Liters
$119.95  
Katadyn BeFree Gravity Water Filter - 6 Liters
REI.com
Katadyn BeFree AC 1.0 L Water Filter Bottle
$52.95  
Katadyn BeFree AC 1.0 L Water Filter Bottle
REI.com
Katadyn BeFree AC 0.5 L Water Filter Bottle
$47.95  
Katadyn BeFree AC 0.5 L Water Filter Bottle
REI.com
LifeStraw Peak Series Water Filter Straw
$24.95  
LifeStraw Peak Series Water Filter Straw
REI.com
LifeStraw Go Series Insulated Stainless-Steel Water Filter Bottle - 24 fl. oz.
$59.95  
LifeStraw Go Series Insulated Stainless-Steel Water Filter Bottle - 24 fl. oz.
REI.com
LifeStraw Go Series BPA-Free Water Filter Bottle - 22 fl. oz.
$44.95  
LifeStraw Go Series BPA-Free Water Filter Bottle - 22 fl. oz.
REI.com
LifeStraw Go Series 1 L Water Filter Bottle - 33.8 fl. oz.
$49.95  
LifeStraw Go Series 1 L Water Filter Bottle - 33.8 fl. oz.
REI.com
LifeStraw Peak Series Solo Water Filter
$29.95  
LifeStraw Peak Series Solo Water Filter
REI.com
LifeStraw Sip Reusable Stainless-Steel Water Filter Straw - Package of 3
$89.95  
LifeStraw Sip Reusable Stainless-Steel Water Filter Straw - Package of 3
REI.com
LifeStraw Sip Reusable Stainless-Steel Water Filter Straw
$34.95  
LifeStraw Sip Reusable Stainless-Steel Water Filter Straw
REI.com
LifeStraw Go Series Insulated Stainless-Steel Water Filter Tumbler - 18 fl. oz.
$49.95  
LifeStraw Go Series Insulated Stainless-Steel Water Filter Tumbler - 18 fl. oz.
REI.com
LifeStraw Go Series Insulated Stainless-Steel Water Filter Bottle - 34 fl. oz.
$64.95  
LifeStraw Go Series Insulated Stainless-Steel Water Filter Bottle - 34 fl. oz.
REI.com
LifeStraw Go Series Insulated Stainless-Steel Water Filter Bottle - 18 fl. oz.
$49.95  
LifeStraw Go Series Insulated Stainless-Steel Water Filter Bottle - 18 fl. oz.
REI.com
LifeStraw Peak Gravity Water Filter System - 3 Liters
$65.95  
LifeStraw Peak Gravity Water Filter System - 3 Liters
REI.com
Grayl GeoPress Water Filter and Purifier Bottle - 24 fl. oz.
$99.95  
Grayl GeoPress Water Filter and Purifier Bottle - 24 fl. oz.
REI.com
Grayl UltraPress Water Filter and Purifier Bottle - 16.9 fl. oz.
$89.95  
Grayl UltraPress Water Filter and Purifier Bottle - 16.9 fl. oz.
REI.com
MSR MiniWorks EX Water Filter
$124.95  
MSR MiniWorks EX Water Filter
Page 1 of 1
06/30/2025
Brands A B C D E F G H I J K L M N O P Q R S T U V W X Y Z