Guardian Gravity Purifier – The ultimate water filter from MSR

The MSR Guardian Gravity Purifier is the ideal choice for outdoor enthusiasts who want reliable and effective water purification during their adventures. Whether hiking, camping, or bushcrafting, this advanced water filter ensures clean drinking water without hassle.

Efficient and fast water purification

With a capacity of 10 liters and an impressive flow rate of up to 1 liter per 2 minutes, the Guardian Gravity Purifier quickly delivers clean water to the whole group. It only requires hanging the reservoir about 1.8 meters above the ground for optimal performance.

The two-stage filtration system combines a hollow fiber membrane with activated carbon, effectively removing:

• 99.99% of viruses

• 99.9999% of bacteria

• 99.9% of protozoa

• Sediment and microplastics

• Chemicals, bad taste, and odor

This makes the Guardian Gravity Purifier the only backcountry gravity filter on the market that meets the military NSF P248 standard.

Durable and compact design

Designed with user-friendliness in mind, this water filter requires no pumping. Simply fill the 10-liter reservoir, hang it up, and let gravity do the work. The built-in purge tube makes it easy to clean the system without backflushing, ensuring consistently high performance.

The Guardian Gravity Purifier is built to withstand the toughest conditions. Weighing only 532 grams and measuring a compact 12.5 x 4 inches, it’s easy to pack and take on trips. The filter has a lifespan of up to 3,000 liters, which means saving the environment from thousands of single-use bottles.

Ideal for outdoor activities and emergencies

Whether you're on a weekend forest trip or preparing for emergencies, the Guardian Gravity Purifier is a reliable choice. Its high capacity and efficient filtration make it perfect for groups and extended stays in the outdoors.

Explore our range of water filters and accessories on our water filter page. We offer products from leading brands like MSR, Platypus that ensure clean drinking water on your adventures.

Specifications - Guardian Gravity Purifier

Flow capacity - 1 Liter per 2 min
Water reservoir - 10 liters
Weight - 532 g
Filter lifespan - 3000+ liters
Bag included