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Water Filters - Blowout Sale! Save up to 57%


Blowout Sale! Up to 57% off on Water Filters at Mountain Walk. Top brands include Etekcity, Survivor Filter, Brita, Berkey, Katadyn, New Wave, LifeStraw, PUREPLUS, Alexapure, Glacial Stream, HydroBlu, Platypus, Epress, SGODDE, & Nature's Hangout. Hurry! Limited time offers. Offers valid only while supplies last.



Etekcity Water Filter Straw with 1500L 3-Stage Filtration, 0.01 Micron, Personal Mini Purifier Survival Gear for Hiking, Camping, Travel, Emergency
Etekcity Water Filter Straw with 1500L 3-Stage Filtration, 0.01 Micron, Personal Mini Purifier Survival Gear for Hiking, Camping, Travel, Emergency
By Etekcity
In Stock
$32.99
$16.99
You Save: 48%

mpn: 679113376793, ean: 0679113376793,

4.3 out of 5 stars with 42 reviews
This water filter straw is ideal for emergency and outdoor use. Safely drink up to 1,500 liters of water from nearly any lake, river, spring, well or even rainwater with up to 4 different uses including filter extension, portable water storage, and p...


Survivor Filter PRO – Virus and Heavy Metal Tested 0.01 Micron Portable Water Filter for Camping, Hiking and Emergency. 3 Stages - 2 Cleanable 100,000L UF Membranes and a Carbon Filter.
Survivor Filter PRO – Virus and Heavy Metal Tested 0.01 Micron Portable Water Filter for Camping, Hiking and Emergency. 3 Stages - 2 Cleanable 100,000L UF Membranes and a Carbon Filter.
By Survivor Filter
In Stock
$79.95
$64.95
You Save: 19%

mpn: L610, ean: 0784672301954,

4.5 out of 5 stars with 30 reviews
Do you have the Right tools to Access Clean Water in an Emergency? Introducing the Survivor Filter PRO, the only Virus Tested Water Purifier on the Market Proven to also Eliminate Bacteria, Reduce Heavy Metals and Filter to 0.01 Microns. Reliable an...


Brita Filtered Water Bottle (includes 1 Filter), Hard Sided, BPA Free, Americana, 23.7 Ounces
Brita Filtered Water Bottle (includes 1 Filter), Hard Sided, BPA Free, Americana, 23.7 Ounces
By Brita
In Stock
$10.99

mpn: AC-SO-13JU-010855, ean: 0060258361506,

4.1 out of 5 stars with 125 reviews
Brita 23.7 Ounce hard sided water bottle reduces the taste and odor of chlorine and makes tap water taste great anywhere. The filter inside this BPA free bottle filters as you drink, so you can always have great tasting water without the waste and hi...


Black Berkey Primer
Black Berkey Primer
By Berkey
In Stock
$19.00
$18.00
You Save: 5%

mpn: na, ean: 0791769327629,

4.8 out of 5 stars with 60 reviews
The Black Berkey Primer is a hand-powered priming pump that makes it possible to prime Black Berkey Elements easily offline, without the need for faucets or hose connections. Priming the Black Berkey Elements saturates the filters with water prior to...


Katadyn Vario Water Filter, Dual Technology Microfilter for Personal or Small Group Camping, Backpacking or Emergency Preparedness
Katadyn Vario Water Filter, Dual Technology Microfilter for Personal or Small Group Camping, Backpacking or Emergency Preparedness
By Katadyn
In Stock
$91.52
$71.21
You Save: 22%

mpn: 8014931, ean: 0851905129088,

4.5 out of 5 stars with 39 reviews
Dual pumping modes. Removes particles. Activated Carbon reduces chemicals. Suitable for backpacking. Glass fiber filter. A simple turn engages a ceramic pre-filter for long life in dirty water or a pleated glass fiber filter in normal conditions. Pro...


New Wave Enviro Alkaline Replacement Filter (1 count)
New Wave Enviro Alkaline Replacement Filter (1 count)
By New Wave
In Stock
$11.49
$9.05
You Save: 21%

mpn: 796515300413-AlkCart1, ean: 0796515300413,

4.3 out of 5 stars with 41 reviews
New Wave Enviro alkaline replacement cartridge makes it easy and inexpensive to continue drinking alkaline filtered water every day. Your everyday cost for our filtered high energy water is less than $0.04 cents per liter that's less than $0.01 cent...


Katadyn BeFree 1.0L Water Filter, Fast Flow, 0.1 Micron EZ Clean Membrane for Endurance Sports, Camping and Backpacking
Katadyn BeFree 1.0L Water Filter, Fast Flow, 0.1 Micron EZ Clean Membrane for Endurance Sports, Camping and Backpacking
By Katadyn
In Stock
$44.95
$43.99
You Save: 2%

mpn: 8018006, ean: 0604375180062,

4.4 out of 5 stars with 293 reviews
With the Katadyn befree water filtration system, you no longer have to worry about where your next drink will come from. Just fill up the flask and let the ez-clean membrane do the work. Gently squeeze the flask for instant refreshment. Maintain the ...


LifeStraw Personal Water Filter Bundle
LifeStraw Personal Water Filter Bundle
By LifeStraw
In Stock
$39.89
$33.06
You Save: 17%

mpn: F55562, ean: 0714169653358,

4.7 out of 5 stars with 33 reviews
A time magazine invention of the year winner, LifeStraw contains no chemicals, no batteries and no moving parts to wear out. It features a high flow rate and weighs only 2 oz. It is perfect for the ultralight backpacker, camper, hiker, traveler, boy ...


GOLDEN ICEPURE Inline RV Water Filter Replacement Filter, Without Flexible Hose Protector, 2 Pack
GOLDEN ICEPURE Inline RV Water Filter Replacement Filter, Without Flexible Hose Protector, 2 Pack
By PUREPLUS
In Stock
$19.99

mpn: YW003-NF-2pack, ean: 6942101221790,

4.5 out of 5 stars with 124 reviews
YW003 Inline RV water filter Replacement Filter 【IMPORTANT】★Please Be Aware That This is A Compatible Spare Part, The Manufacturer`s Names, Part Numbers Have Been Used For Compatibility Information ONLY. The Filter Media of Inline RV water fil...


Alexapure 2387 Pro Filter Replacement – 1 Filter Pack, Black
Alexapure 2387 Pro Filter Replacement – 1 Filter Pack, Black
By Alexapure
In Stock
$95.74
$89.99
You Save: 6%

mpn: 2387, ean: 0810355022387,

4.2 out of 5 stars with 26 reviews
Built for almost all gravity-fed water filters, but specially designed for use with the Alexapure Pro. Each filter has a capacity of up to 5,000 gallons and heavy metals, pesticides, volatile and semi-volatile compounds, cysts and bacteria from your ...


LifeStraw Flex Multi-Function Water Filter System with 2-Stage Carbon Filtration for Hiking, Camping and Emergency Preparedness
LifeStraw Flex Multi-Function Water Filter System with 2-Stage Carbon Filtration for Hiking, Camping and Emergency Preparedness
By LifeStraw
In Stock
$34.95
$32.95
You Save: 6%

mpn: LSFX01BK01, ean: 7640144283933,

4.9 out of 5 stars with 31 reviews
The LifeStraw Flex Water Filter System is a 2-stage water filter that can be configured to be used in a variety of different ways. Similar to the award-winning LifeStraw Personal filter, the LifeStraw Flex can be used by itself as a simple straw filt...


Portable Personal Water Filter Straw Purifier | Filtration for Survival Emergency Travel Camping Hiking Backpacking and Home | Purification w/Patented Technology fits in Bottles|Storage Tube Included
Portable Personal Water Filter Straw Purifier | Filtration for Survival Emergency Travel Camping Hiking Backpacking and Home | Purification w/Patented Technology fits in Bottles|Storage Tube Included
By Glacial Stream
In Stock
$24.99
$12.99
You Save: 48%

mpn: 20161001, ean: 0643070995014,

4.1 out of 5 stars with 19 reviews
Why not reduce the dangers in your water get great value at the same time? Here is why you should get a Glacial Stream Personal Water Filter Straw - According to national statistics from different publications and Government studies ALL water is con...


Katadyn BeFree 3.0L Water Filter, Fast Flow, 0.1 Micron EZ Clean Membrane for Personal or Small Group Camping, Backpacking or Emergency Preparedness
By Katadyn
In Stock
$54.95
$51.81
You Save: 6%

mpn: 8019640, ean: 0604375196407,

4.5 out of 5 stars with 17 reviews
With the Katadyn BeFree™ Water Filtration System, you no longer have to worry about where your next drink will come from. Just fill up the flask and let the EZ-Clean Membrane™ do the work. Let gravity do the work, or gently squeeze the flask for ...


Sidekick 3-Stage Straw Water Filter for Camping, Backpacking, Running, Travel, and Emergency Preparedness
Sidekick 3-Stage Straw Water Filter for Camping, Backpacking, Running, Travel, and Emergency Preparedness
By HydroBlu
In Stock
$19.99

mpn: HB-SF-01, ean: 0612409968234,

4.1 out of 5 stars with 214 reviews
Whether you are hiking, camping, backpacking, or just need a solid backup water filter, the Sidekick 3-Stage Straw Water Filter by HydroBlu is your perfect adventure companion. The 3-stage water filter provides the most robust filtration of any straw...


Survivor Filter Extra Replacement Filters for The PRO Portable Water Filter (Extra Replacement Carbon Filter)
Survivor Filter Extra Replacement Filters for The PRO Portable Water Filter (Extra Replacement Carbon Filter)
By Survivor Filter
In Stock
$14.95
$10.45
You Save: 30%

mpn: P101, ean: 0721107353249,

4.3 out of 5 stars with 43 reviews
OFFICIAL Replacement Carbon Filter for the New Survivor Filter PRO. EASY TO REPLACE: Simply remove used Carbon Filter and replace with the new one !. Made from Food Grade Coconut Shells: Designed to Help improve the Taste and Odor of water. BEWARE of...


Platypus GravityWorks 2.0L Filter Bottle System
Platypus GravityWorks 2.0L Filter Bottle System
By Platypus
In Stock
$99.95
$98.00
You Save: 2%

mpn: 06952, ean: 0408180695236,

4.4 out of 5 stars with 133 reviews
The minimalist GravityWorks 2.0L Bottle Kit system is both ultralight and ultracompact, thanks to a simple adapter that easily connects the pump-free water filter system directly to a water bottle or hydration reservoir, conveniently filtering water ...


Personal Water Filter, Epress Mini Portable Water Purifier Straw 2000L Outdoor Survival kit Emergency Camping Equipment for Outdoor Camping Life, Hiking, Climbing, Traveling, Backpacking (2 pack)
Personal Water Filter, Epress Mini Portable Water Purifier Straw 2000L Outdoor Survival kit Emergency Camping Equipment for Outdoor Camping Life, Hiking, Climbing, Traveling, Backpacking (2 pack)
By Epress
In Stock
$26.99

mpn: ES0007 Water Filter, ean: 0661596914692,

4.0 out of 5 stars with 147 reviews
High-precision hydroplilic ultrafiltration membrane 0.01 microns high-precision hydphilic ultration membranne for the second intercept bateria,the second protective rate was 99.9999% in order to make sure the water is clean,water sater. Carbon fiber...


SGODDE Sports Water Bottle with Filter BPA Free Water Purification Bottle with 2-Stage Filter Straw, Filtration Water Bottle for Hiking, Camping, Backpacking, Emergency and Travel-22.2 oz (650ml)
SGODDE Sports Water Bottle with Filter BPA Free Water Purification Bottle with 2-Stage Filter Straw, Filtration Water Bottle for Hiking, Camping, Backpacking, Emergency and Travel-22.2 oz (650ml)
By SGODDE
In Stock
$53.98
$25.99
You Save: 52%

mpn: SGODDEPevrosd1923, ean: 6432765234521,

4.6 out of 5 stars with 20 reviews
Enjoy filtered, healthy and tasty water with SGODDE 2-Stage Filtration Water Filter Bottle! ✔2 STAGE ADVANCED FILTRATION Stage 1:Hollow fiber membrane technology acts as a barrier,preventing bacteria protozoa from passing through the filter. - Rem...


Nature's Hangout Personal Water Filter Straw for Camping, Hiking, Travel, and Emergency Preparedness with New .01 Nano Tech Filtration. Includes Boost Bag + Survival Tube + Flush Syringe
Nature's Hangout Personal Water Filter Straw for Camping, Hiking, Travel, and Emergency Preparedness with New .01 Nano Tech Filtration. Includes Boost Bag + Survival Tube + Flush Syringe
By Nature's Hangout
In Stock
$29.95
$12.95
You Save: 57%

mpn: NHO-PWF-1500, ean: 0641361826986,

4.7 out of 5 stars with 52 reviews
When it all hits the fan will you be prepared? Whether hiking, backpacking, camping, traveling or prepping - getting fresh drinkable water is priority #1.This little giant is not only smaller than 1st Generation Survival straws, it is simply safer & ...


Berkey SPTREP Replacement Filter for GSPRT Sports Bottle
Berkey SPTREP Replacement Filter for GSPRT Sports Bottle
By Berkey
In Stock
$19.95

mpn: SPTREP, ean: 0696750460418,

4.1 out of 5 stars with 154 reviews
INCLUDES: One REPLACEMENT FILTER for the Sport Berkey Filtering Water Bottle. Each Filter filters up to 100 gallons (640 refills) of municipal water and up to 25 gallons (160 refills) of water from question sources such as lakes, streams, rivers and ...



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