--- product_id: 740376855 title: "Membrane Solutions 6L Gravity Water Filter Pro for Group Camping | NSF/ANSI 42, 372 & 401 certified; 0.1-micron 4-stage filter, 1,320-gal life for family camping and emergency water backup" brand: "membrane solutions" price: "¥15337" currency: JPY in_stock: true reviews_count: 13 category: "Membrane Solutions" url: https://www.desertcart.jp/products/740376855-membrane-solutions-6l-gravity-water-filter-pro-for-group-camping store_origin: JP region: Japan --- # 6L capacity for group hydration 0.5L/min gravity-fed flow rate 0.1-micron 4-stage filtration tech Membrane Solutions 6L Gravity Water Filter Pro for Group Camping | NSF/ANSI 42, 372 & 401 certified; 0.1-micron 4-stage filter, 1,320-gal life for family camping and emergency water backup **Brand:** membrane solutions **Price:** ¥15337 **Availability:** ✅ In Stock ## Summary > 💦 Elevate your outdoor hydration game—pure water, zero hassle, total freedom. ## Quick Answers - **What is this?** Membrane Solutions 6L Gravity Water Filter Pro for Group Camping | NSF/ANSI 42, 372 & 401 certified; 0.1-micron 4-stage filter, 1,320-gal life for family camping and emergency water backup by membrane solutions - **How much does it cost?** ¥15337 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/740376855-membrane-solutions-6l-gravity-water-filter-pro-for-group-camping) ## Best For - membrane solutions enthusiasts ## Why This Product - Trusted membrane solutions brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Group-Ready Hydration:** Generous 6-liter capacity supports 3-6 people, perfect for basecamp or group adventures. - • **Pack Light, Stay Ready:** Lightweight, collapsible, BPA-free design with reinforced strap fits seamlessly into your bug-out or camping kit. - • **Pure Water, No Pumping:** Gravity-fed design means zero effort, zero electricity—just fresh water on demand. - • **Long-Lasting Performance:** Filters up to 1,320 gallons (5,000L) with durable, replaceable components built for rugged use. - • **Certified Safety Assurance:** NSF/ANSI 42, 372 & 401 certified to reduce chlorine, sediment, and odors for peace of mind. ## Overview The Membrane Solutions 6L Gravity Water Filter Pro is a premium, gravity-fed filtration system designed for group camping and emergency preparedness. Featuring a 0.1-micron hollow fiber membrane and 4-stage filtration certified by NSF/ANSI standards, it delivers up to 1,320 gallons of clean water at a flow rate of 0.5L per minute without pumps or electricity. Lightweight, durable, and easy to pack, it’s engineered for reliable, on-the-go hydration for 3-6 people. ## Description desertcart.com : Membrane Solutions 6L Gravity Water Filter Pro for Group Camping | NSF/ANSI 42, 372 & 401 certified; 0.1-micron 4-stage filter, 1,320-gal life for family camping and emergency water backup : Sports & Outdoors Review: Membrane Solutions Gravity Water Filter Pro 6L: Pure, Convenient, and Reliable - I recently had the pleasure of using the Membrane Solutions Gravity Water Filter Pro 6L, and I must say it has exceeded my expectations in terms of performance, convenience, and reliability. This innovative water filtration system has quickly become an essential part of my daily routine, and I am thoroughly impressed with its functionality. The primary feature that sets the Membrane Solutions Gravity Water Filter Pro 6L apart is its exceptional filtration capabilities. With a filtration accuracy of 0.1 microns, it effectively removes bacteria, protozoa, sediments, and other contaminants from water sources, providing clean and safe drinking water. The advanced filtration technology ensures that the water you consume is free from harmful substances, making it ideal for outdoor adventures, emergency preparedness, or everyday use. The gravity-fed design of this water filter is a game-changer. It eliminates the need for electricity or complicated installation processes, making it incredibly convenient and easy to use. Simply fill the upper chamber with water, and let gravity do the rest. The filtered water collects in the lower chamber, ready for consumption. This hands-free operation allows you to multitask and ensures a continuous supply of filtered water without any hassle. The capacity of the Membrane Solutions Gravity Water Filter Pro 6L is another impressive aspect. With a generous 6-liter capacity, it can cater to the hydration needs of individuals, small groups, or even families. The large storage capacity is especially beneficial during outdoor activities, camping trips, or in situations where access to clean water may be limited. I appreciate the durable and high-quality construction of this water filter. The BPA-free materials and food-grade components ensure that the filtered water remains safe and free from any potential contaminants. The system is designed to be long-lasting, providing reliable filtration over an extended period. Maintenance is a breeze with the Membrane Solutions Gravity Water Filter Pro 6L. The filter elements are replaceable and have an impressive lifespan, depending on usage and water quality. The filter replacement process is straightforward, and the manufacturer provides clear instructions for optimal performance. In terms of value for money, this water filter is an excellent investment. The combination of its exceptional filtration capabilities, convenience, and durability make it a worthwhile purchase. You can have peace of mind knowing that you are investing in a reliable and efficient water filtration system that provides clean and safe drinking water. In conclusion, I highly recommend the Membrane Solutions Gravity Water Filter Pro 6L to anyone in need of a reliable and convenient water filtration solution. Whether you're an outdoor enthusiast, a frequent traveler, or someone concerned about the quality of your drinking water, this filter delivers on all fronts. With its impressive filtration accuracy, ease of use, and large capacity, it ensures that you have access to clean and safe drinking water wherever you go. Choose the Membrane Solutions Gravity Water Filter Pro 6L and enjoy the convenience of pure water at your fingertips. Review: Awesome! Water filtration fast and easy. - Having been adventuring in the wilderness for almost 40 years now, I can say without a doubt that this Membrane Solutions water filtration device has really upped my game. It is so much faster at delivering clean filtered water than any of my other devices. This is great for taking a small group on a wilderness adventure. The entire group can have access to pure water without having to wait too long or work too hard for the water. I am impressed. After using it the 1st time, I purchased a second one to have as a back-up water filtration system. ## Features - 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. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08ZYMXLMH | | Best Sellers Rank | #2,057 in Sports & Outdoors ( See Top 100 in Sports & Outdoors ) #9 in Camping & Hiking Water Filters | | Brand | Membrane Solutions | | Brand Name | Membrane Solutions | | Capacity | 6 liters | | Container Type | Box | | Customer Reviews | 4.6 out of 5 stars 1,651 Reviews | | Global Trade Identification Number | 00850071881653 | | Included Components | 6L Gravity-fed Water Bag with Adjustable Tree Strap | | Installation Type | Not Required | | Item Dimensions L x W x H | 3.9"L x 2.3"W x 10.6"H | | Item Weight | 12.8 ounces | | Manufacturer | Membrane Solutions | | Material | TPU | | Material Type | TPU | | Maximum Flow Rate | 500 milliliters_per_minute | | Model Name | 6L Gravity Water Filter Pro | | Model Number | OESF021_M1 | | Number of Items | 1 | | Other Special Features of the Product | Chlorine Reduction | | Part Number | OESF021_M1 | | Power Source | Gravity | | Product Dimensions | 3.9"L x 2.3"W x 10.6"H | | Purification Method | Hollow Fiber Membrane | | Special Feature | Chlorine Reduction | | Supported Water TDS Level Maximum (PPM) | 500 | | UPC | 850071881653 | | Warranty Description | 1 year manufacturer | ## Product Details - **Brand:** Membrane Solutions - **Capacity:** 6 liters - **Included Components:** 6L Gravity-fed Water Bag with Adjustable Tree Strap - **Installation Type:** Not Required - **Material:** TPU - **Package Information:** Box - **Power Source:** Gravity - **Product Dimensions:** 3.9"L x 2.3"W x 10.6"H - **Purification Method:** Hollow Fiber Membrane - **Special Feature:** Chlorine Reduction ## Images ![Membrane Solutions 6L Gravity Water Filter Pro for Group Camping | NSF/ANSI 42, 372 & 401 certified; 0.1-micron 4-stage filter, 1,320-gal life for family camping and emergency water backup - Image 1](https://m.media-amazon.com/images/I/71+BFNpWsFL.jpg) ## Available Options This product comes in different **Style** options. ## Questions & Answers **Q: Can you hook up a sawyer mini filter to use as a replacement filter ?with this system?** A: Hi there, Yes, you can connect our gravity water filter system with sawyer mini filter. Thanks a lot! **Q: Does this bag suitable with lifestraw flex 2-stage water filter?** A: Hi there, Our gravity-fed water filter system is suitable with lifestraw flex 2-stage water filter, thanks a lot! **Q: Is the life straw compatible with this?** A: Dear Friend, Our camping water filter compatible with the LifeStraw Flex Multi-Function Water Filter System or LifeStraw Flex Advanced Water Filter with Gravity Bag, also the Sawyer water filter, Waterdrop water filter. Not compatible with LifeStraw Personal Water Filter. Thanks a lot! **Q: Can this gravity water filter system filter seawater?** A: Hi There, Our water filter survival can not filter seawater, thanks a lot. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Membrane Solutions Gravity Water Filter Pro 6L: Pure, Convenient, and Reliable *by M***N on September 18, 2023* I recently had the pleasure of using the Membrane Solutions Gravity Water Filter Pro 6L, and I must say it has exceeded my expectations in terms of performance, convenience, and reliability. This innovative water filtration system has quickly become an essential part of my daily routine, and I am thoroughly impressed with its functionality. The primary feature that sets the Membrane Solutions Gravity Water Filter Pro 6L apart is its exceptional filtration capabilities. With a filtration accuracy of 0.1 microns, it effectively removes bacteria, protozoa, sediments, and other contaminants from water sources, providing clean and safe drinking water. The advanced filtration technology ensures that the water you consume is free from harmful substances, making it ideal for outdoor adventures, emergency preparedness, or everyday use. The gravity-fed design of this water filter is a game-changer. It eliminates the need for electricity or complicated installation processes, making it incredibly convenient and easy to use. Simply fill the upper chamber with water, and let gravity do the rest. The filtered water collects in the lower chamber, ready for consumption. This hands-free operation allows you to multitask and ensures a continuous supply of filtered water without any hassle. The capacity of the Membrane Solutions Gravity Water Filter Pro 6L is another impressive aspect. With a generous 6-liter capacity, it can cater to the hydration needs of individuals, small groups, or even families. The large storage capacity is especially beneficial during outdoor activities, camping trips, or in situations where access to clean water may be limited. I appreciate the durable and high-quality construction of this water filter. The BPA-free materials and food-grade components ensure that the filtered water remains safe and free from any potential contaminants. The system is designed to be long-lasting, providing reliable filtration over an extended period. Maintenance is a breeze with the Membrane Solutions Gravity Water Filter Pro 6L. The filter elements are replaceable and have an impressive lifespan, depending on usage and water quality. The filter replacement process is straightforward, and the manufacturer provides clear instructions for optimal performance. In terms of value for money, this water filter is an excellent investment. The combination of its exceptional filtration capabilities, convenience, and durability make it a worthwhile purchase. You can have peace of mind knowing that you are investing in a reliable and efficient water filtration system that provides clean and safe drinking water. In conclusion, I highly recommend the Membrane Solutions Gravity Water Filter Pro 6L to anyone in need of a reliable and convenient water filtration solution. Whether you're an outdoor enthusiast, a frequent traveler, or someone concerned about the quality of your drinking water, this filter delivers on all fronts. With its impressive filtration accuracy, ease of use, and large capacity, it ensures that you have access to clean and safe drinking water wherever you go. Choose the Membrane Solutions Gravity Water Filter Pro 6L and enjoy the convenience of pure water at your fingertips. ### ⭐⭐⭐⭐⭐ Awesome! Water filtration fast and easy. *by T***R on July 18, 2026* Having been adventuring in the wilderness for almost 40 years now, I can say without a doubt that this Membrane Solutions water filtration device has really upped my game. It is so much faster at delivering clean filtered water than any of my other devices. This is great for taking a small group on a wilderness adventure. The entire group can have access to pure water without having to wait too long or work too hard for the water. I am impressed. After using it the 1st time, I purchased a second one to have as a back-up water filtration system. ### ⭐⭐⭐⭐⭐ Clean water *by J***5 on August 16, 2026* Very nice. Got this for my go bag. ## Frequently Bought Together - Membrane Solutions Gravity Water Filter Pro 6L, 0.1-Micron Versatile Water Filter Survival with Adjustable Tree Strap, Storage Bag, Survival Gear and Equipment for Group Camping Emergency Preparedness - 5 High-Capacity Emergency Water Straws – Lightweight, Reusable, 1800-gallon Filters for Camping, Hiking, Travel, Biking, Survival, and Emergencies. No Expiration Date, Perfect for preparedness - Potable Aqua Activated Carbon Water Purification Tablets With Pa Plus --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/740376855-membrane-solutions-6l-gravity-water-filter-pro-for-group-camping](https://www.desertcart.jp/products/740376855-membrane-solutions-6l-gravity-water-filter-pro-for-group-camping) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-11*