Membrane Solutions Gravity Water Filter Pro 6L, NSF/ANSI 42&372&401 Certified, 0.1 μm Versatile Water Purifier Camping with Adjustable Tree Strap Storage Bag, Survival Gear for Emergency Preparedness | NSF/ANSI 42, 372 & 401 certified; 0.1-micron 4-stage filter reduces chlorine, sediment, and odor for outdoor water

From the brand

Since 2006, Membrane Solutions’ mission is water and air worldwide through advanced membranes.

We’ve become global purification leaders certified by ISO9001 and NSF, Our cutting-edge tech empowers products meeting American standards to truly purify water and air.

Membrane Solutions – innovation and sustainability for a brighter future.

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Built for Group Camping – Designed for camping, backpacking, and emergency preparedness, this 6L gravity water filter system provides fresh drinking water for 3–6 people. Ideal for basecamp, group trips, and survival situations where water matters most.
NSF Tested & Certified – Independently tested by NSF & SGS and meets NSF/ANSI 42, 372, and 401 standards. This portable water filter helps reduce chlorine, sediment, and odor from lakes, rivers, and streams.
Advanced 4-Stage Filtration – Features a 0.1-micron hollow fiber membrane, coconut shell activated carbon, and dual PP pre-filters. Long-lasting filter delivers up to 1,320 gallons (5,000L) of filtered water while maintaining strong flow performance.
Gravity-Fed & Pump-Free – No squeezing, no pumping, no electricity required. This gravity water filtration system provides up to 0.5L per minute—perfect for camping, hiking, off-grid living, and emergency water supply.
Lightweight, Durable & Emergency-Ready – Made with puncture-resistant, BPA-free materials and reinforced hanging strap for rugged outdoor use. Collapsible design packs easily into your backpack while remaining ready for disaster preparedness kits and bug-out bags.