The BOXIO Water Filter System is a compact gravity filter that weighs 0.36 kg and takes up almost no space in a pack or van. It's designed for anyone who needs safe drinking water away from mains supply, whether you're wild camping, living in a motorhome, or keeping an emergency water kit at home. The 3-stage filtration removes 99.99% of bacteria (tested with E. coli), protozoa, and microplastics from freshwater sources like streams, rivers, and lakes. A PP cotton pre-filter catches sediment and protects the hollow fibre UF membrane, while an activated carbon pad removes odours and bad taste. You get three ways to use it: drink directly through the straw from a source, attach it to the included flexible bladder or a standard PET bottle for filtering on the move, or hang the 5-litre TPU water bag above the filter and let gravity do the work while you fill a canister for camp use. The filter's backwashable, which keeps flow rate consistent over its 8,000-litre lifespan.
At 15.5 cm tall and 3.3 cm wide, this genuinely fits in a side pocket. It needs no pumps, batteries, or chemical tablets, so it's ideal for lightweight trekking, van life, and situations where you want reliable water access without carrying heavy kit. The starter set includes one activated carbon pad, one pre-filter pad, and two silicone seals. Replacement pads are sold separately in BOXIO storage packs, so you can keep the system running long-term. The ABS housing with hollow fibre UF membrane stands up to regular outdoor use, and the whole setup works without fuss. If you're after a practical, self-sufficient water solution that covers solo trips, small groups, or emergency preparedness, this does the job without overcomplicating things.
FEATURES
• 3-stage filtration of water from freshwater sources
• Pre-filter made of PP cotton: removes sand, rust, suspended solids, sediment and protects membrane from clogging
• Ultrafiltration from UF membrane: removes 99.99% of bacteria*, protozoa & microplastics
• Activated carbon: absorbs odours and bad taste
• the Straw offers the option of drinking directly from the source
• with the supplied flexible bottle (bladder) or a standard PET bottle, the water can first be collected and then drunk directly through the filter
• With the 5L Waterbag you can collect 5L (one canister filling for the WASH) and fill it into a canister via the filter (the Waterbag must be held or hung over the filter for this)
SPECIFICATIONS
• Height: 15.5 cm (6.10")
• Weight: 0.36 kg (0.79 lbs)
• Water bag capacity: 5 litres (1.10 gal)
• Main materials: Housing made of ABS incl. hollow fiber UF membrane; water bag made of food-safe, durable TPU
Fabric Composition
Abs 100%
M91C93
UK Deliveries
UK Standard Delivery within 3-5 working days
FREE for a Medium Parcel
FREE for a Small Parcel on orders over £50
£4.50 for a Small Parcel under £50
UK Mainland Express Delivery within 2-3 working days
FREE for a Medium Parcel
FREE for a Small Parcel on orders over £50
£5.50 for a Small Parcel under £50
No delivery to Northern Ireland, Isle of Man, Isle of Wight & Isles of Scilly
Orders are sent via one of the following carriers: Royal Mail, DPD, Parcel Force, Fedex, Tuffnels, Palletways.
UK Return & Refund Policy
Orders can be returned within 60 days of receipt
The products must be in their original packaging, with all tags and in original condition
Customers are responsible for return shipping costs, except for products that are faulty or damaged upon delivery
For faulty or damaged items, please contact Mountain warehouse Customer Service team
Return method:
Pack the items to be sent back securely in suitable protective packaging
Print and fill out the return slip, and make sure to include it inside the package you're returning.
Post your item to the address below and keep the tracking receipt as proof of return. For your convenience, follow here to the Royal Mail Portal to arrange return postage for your items. This is not a Mountain Warehouse operated service.
For Bulky Items we would recommend arranging a return via Parcel2Go.
Please retain proof of postage until it has been confirmed that your refund has been processed.
Please note that items sold by Leisureshopdirect Ltd cannot be returned to Mountain Warehouse stores.
Return address:
Leisureshopdirect Ltd
Unit 1
Atlantic Court
North Devon Business Park
Chivenor
Devon
EX31 4FP
For more information or help, please contact Mountain Warehouse's Customer Care.
M91C93
Get Our Latest Offers
By signing up, you will receive exclusive offers and news on our latest products. You can easily unsubscribe from our marketing emails by clicking the link found at the bottom of each mailer or by updating your account preferences.