• An MSR Guardian Purifier with a black and gray body, a clear hollow fiber cartridge, and a red water bottle.
  • A guardian water purifier against a white background
  • A guardian purifier against a white background
  • A guardian purifier against a white background
  • A guardian purifier against a white background
  • an illustration showing how the guardian water purifier works
  • an illustration showing how the guardian purifier works.
  • an image that says MADE IN THE USA
1 8

Cascade Designs

Guardian Purifier

Guardian Purifier

$389.95 USD
$389.95 USD
Sale Sold out
Shipping calculated at checkout.

MSR Guardian™ Purifier

 

Description:
The Guardian™ Purifier is the most advanced backcountry water purifier available, designed for military squads and now accessible to global travelers and outdoor enthusiasts. It offers fast, easy water purification that protects against viruses, bacteria, protozoa, and sediment, even in the most challenging conditions. The self-cleaning pump ensures long-lasting performance without the need for backflushing or filter-scrubbing, making it an ideal choice for emergency preparedness and wilderness adventures.

Description

  • Ultimate Protection: Meets NSF protocol P248 for the removal of viruses, bacteria, protozoa, and sediment.
  • Fast & Easy: Pumps 2.5 liters per minute without the need for chemicals, bulbs, batteries, or waiting.
  • Self-Cleaning: Pump self-cleans with every stroke for consistently fast flow rates with zero hassle.
  • Long-Lasting: Advanced hollow fiber cartridge treats up to 10,000+ liters.
  • Extremely Durable: Engineered to withstand heavy use, freezing, drops, and harsh environments.

Tech Specs

  • SKU: 02370
  • Weight (Standard): 1 lb 1 oz (0.49 kg)
  • Width (Standard): 3 in
  • Length (Standard): 8.25 in
  • Height (Standard): 4.5 in
  • Effective against bacteria: Yes
  • Effective against chemicals/toxins: No
  • Effective against particulate: Yes
  • Effective against protozoa: Yes
  • Effective against viruses: Yes
  • Filter media: Advanced Hollow Fiber
  • Filter pore size (microns): 0.02
  • Flow (L/min): 2.5 liters per min
  • Cartridge life: 10,000+ liters
  • Field cleanable: Self-Cleaning
  • Field maintainable: Yes
  • Water Bottle Adapter: Yes
  • Cartridge replacement indicator: Yes
  • Material(s): Hollow Fiber
  • Country of Origin: Made in the U.S.A. of U.S. and Imported Materials
View full details

Let customers speak for us

from 235 reviews

Assault Pack - OCP

Christian Ball
Assault Pack - OCP
knee pad

good quality !!!

Jeff Hobbs
Knee Pad - OCP

Perfect condition, attaches right to my ruck.

kyle perkins
Entrenching Tool Carrier - OCP/Multicam

Works perfectly. Used condition is pronounced, but it's a shovel though, so no worries there.

kyle perkins
Entrenching Tool
Army duffle bag

Great Seller!! nice sale on duffle bag. Fast shipping

K. Butler
Improved Duffel Bag - Green

Just rite 👌

George
Load Lifter And Quick Release Bundle
Worth the price

Lite and well made.

Glen Wiesmueller
Warden Chest Holster
Works as intended

Fits in the hydration pack holder and has a sufficiently long hose

Aaron Hackel
3L Hydration Pack - NEW

Wet Weather Poncho - ACU/UCP

Shawn Kilgore
Wet Weather Poncho - ACU/UCP

Arrived today and they fit great. They include instructions and once you get the hang of it they're pretty easy to install.

Nicholas
U.S. Military Advanced Integrated Knee Pads (AIKP)

Really good

Paul Bennett
Genuine USGI MOLLE II 16-Piece Rifleman Set - ACU / UCP Camo

Large Field Rucksack - ACU

George Arnott
Large Field Rucksack - ACU
I haven’t received it yet

I’ll let you know when I do thanks!

Kyler Marshall
US Military Surplus Backpack ACU MOLLE II 3-Day Assault Pack USGI
Great customer service!

One of the holster straps was in bad shape.
I contacted the seller and after a brief exchange of emails I was sent a complete holster to take care of it.

aggelike bellavite
BlackHawk - 430604BK-R - Pistol Holster
Combat U.C.P knee/elbow pads

Its just as good as standard issue in the 90's.

Jeremy Taylor
U.S. Military Tactical Elbow Knee Pad Set - UCP