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
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 prefiltration. The Personal Water Purifier by Etekcity filters 99.9999% of colibacillus, legionella, heavy metal ions, remained chlorine, VOC, organic and insect contaminant. Hydration Reservoir Compatible! Take your outdoor explorations to the


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 and High Capacity- Unlike our Competitors, Survivor Filter Backs up all its Filtration Claims with Reputable North American Testing - Replaceable Ultra Filters can be re-used up to 100,000 Litres before replacing. Replaceable Carbon Filter lasts up


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 high cost of bottled water. One water filter can replace up to 300 standard 16.9 Ounce water bottles, keep you hydrated, save you money, and reduce plastic waste. The durable hard-sided plastic, built-in carrying loop and Easy-sip spout make this


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 their use, allowing for clean water production anywhere. The Black Berkey Primer also purges (or back-flushes) the Black Berkey Elements using air instead of water to clean the proprietary pores of the compressed carbon filter wall. Purging the


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
Activated carbon granulate reduces chemicals and improves taste and odor. Well suited for backpacking use, this Filter features a dual Piston mechanism to provide continuous water flow with minimal effort. To further minimize sediment input, a float keeps intake out of sediment on that may be on the bottom of your water Source. A member of Katadyn's Backcountry Series of water filters, the Vario Multi Flow Water Microfilter is the first water filter that is adjustable for different conditions.


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 cents per glass.Replacement cartridge for New Wave Enviro Alkaline filter pitcher. Raises water pH to 8.5 -9.5. Adds negative hydroxyl ions which lowers orp to -200 to -400. Reduces chlorine, substantially improves taste and odor. Replacement cartridge


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 ez-clean membrane quickly and easily for longer life and more enjoyment. Simply fill the flask with water, attach the cover and Shake free the debris. Or, remove the Filter from the flask and swish in any lake, River or stream. And when you're ready


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 scout, hunter or for emergencies.Removes minimum 99.9999% of waterborne bacteria. Award-winning LifeStraw has been used by millions around the globe since 2006. Removes minimum 99.9% of waterborne protozoan parasites. Filters up to 1000 liters of


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 filter 1) NSF certified Natural Coconut Shell Activated Carbon ,It could remove Chlorine, Odor, color, VOC, THM's, etc. 2) KDF, It could remove Chlorine, pesticides and Heavy Metals; Inhibit the growth of Microorganism; Improve the condition of your


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 drinking water. Transforms water from many fresh water sources into safer, cleaner and healthier drinking water. The Alexapure Pro water filtration system has the capacity for up to 4 filters. This allows you add more filters to increase the flow


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 filter to drink directly from any source of water. The LifeStraw Flex can also function as an inline filtration system with the included soft touch water bottle, as well as a hydration pack bladder or a gravity water filter system. The Flex water filter


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 contaminated in some way. Therefore, the only safe way to have clean water is by utilizing some form of water filtration - This Portable Water Filter eliminates up to 99.9% of heavy metals as lead, mercury, hydrogen sulphide, aluminum, arsenic,


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 instant refreshment. Maintain the EZ-Clean Membrane™ quickly and easily for longer life and more enjoyment. Simply fill the flask with water, attach the cover and shake free the debris. Or, remove the filter from the flask and swish in any lake,


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 style filter. The easy to use Sidekick protects you from bacteria, chemicals, heavy metals, and other contaminates. Large sediment is blocked with the cotton pre-filter membrane, increasing the longevity of the filter. Nasty chemicals and heavy


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 IMITATIONS: Use only Official Survivor Filter replacement filters to keep your Survivor Filter PRO-LE in top condition. All Survivor Filter products are shipped from North America. Beware of Foreign Imitation Sellers Shipping from Countries Outside


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 for 1-4 people in the backcountry. Bottle Kit: Minimalist setup uses a Universal Bottle Adapter to connect the system directly to an existing water bottle or reservoir*. No pumping: Just fill the dirty reservoir, hang it, and let gravity do the hard


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 activated carbon filter layer Remove the organic chemical pollutants in the water,improve the taste of water,reduce the turbidity of water again,make water became more clean. Granular coconut shell activated carbon filter layer Remove the water


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. - Removes bacteria (E. coli, etc.) - Removes of parasites (Giardia, Cryptosporidium, etc.). - Filters 1500 liters (396 gallons). Stage 2:The carbon capsule traps chemicals like pesticides,herbicides, voc and removes bad taste and odor from the water. -


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 & more powerful; at 05 microns this next gen Nano Filter is 200 times more effective - removing 99.99999% of all bacteria (Salmonella, Cholera, E. Coli, etc.), plus 99.9999% of all protozoa (Giardia, Cryptosporidium, & more). All of this to give you


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 etc. Please note Sport Berkey Water Bottle Not Included. FILTRATION TECHNOLOGY: Utilizes ionic adsorption micro filtration technology. Water Bottle Filter absorbs water pollutants such as aluminum, cadmium, chromium, copper, lead, mercury, and other



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