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Drink 100% Safe, Pure Water Anywhere Outdoors with Gravioxy Gravity Water Filter UK

Gravioxy eliminates up to 99.9999% of bacteria, harmful pathogens, and heavy sediment using advanced 0.01μm ultrafiltration. Designed for camping, hiking, and emergencies with a massive 10L capacity, zero power needs, and ultralight 500g build.

  • 0.01μm Ultrafiltration Cleans Every Drop
  • Removes 99.9999% of Harmful Water Pathogens
  • Massive 10-Litre Group Capacity
  • Zero Batteries or Pumping Needed
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Essential Protection and Effortless Hydration for Every Wild Adventure

Benefits 1

Advanced Medical-Grade Ultrafiltration

Engineered with a dense 0.01-micron hollow-fibre membrane, Gravioxy traps 99.9999% of bacteria, parasites, and micro-contaminants from natural streams, rivers, and collected rainwater instantly.

Hands-Free Gravity-Powered Operation

Forget exhausting hand pumps and bulky electrical cords. Simply fill the durable 10L reservoir, hang it from a branch or post, and let natural gravity deliver fast, reliable drinking water.

Benefits 2
Benefits 3

Ultralight, Packable Reliability

Weighing just 500g and folding down to a compact 22x20cm, Gravioxy fits neatly into rucksacks, car boots, and survival bug-out bags, ensuring total preparedness for unexpected crises.

Over 12,000+ UK Campers and Hikers Trust Gravioxy Daily

Rated 4.9/5 by Outdoor Experts

Gravioxy 10L Gravity Water Filter System – Portable Survival & Expedition Water Purifier

Supplies clean, dependable drinking water on demand for families and solo trekkers alike. Built tough for expeditions, off-grid cabins, and home emergency preparedness.

  • 99.9999% Bacteria & Sediment Removal
  • Large 10L Heavy-Duty Reservoir Bag
  • Zero Electric Power or Pumping Required
  • Ultralight 500g Collapsible Pack

£89.00

  • Guaranteed Safe Checkout
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"When exploring remote wilderness or facing power outages, safe water is non-negotiable. Gravioxy's 0.01μm membrane delivers clinical-grade purification reliability without complex parts or tiring manual pumping."

Dr. Ian Evans, Research Specialist

Trust expert

WHY CHOOSE GRAVIOXY

The Smarter, Faster Way to Purify Water Anywhere on Earth

Engineered for rugged outdoor survivability

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0.01μm Ultrafiltration

Microscopic pore size eliminates up to 99.9999% of bacteria, parasites, and micro-plastics, ensuring total safety from lakes, rivers, and rain.

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Generous 10L Capacity

Holds up to ten litres of raw water at once, easily providing enough purified hydration for cooking, drinking, and cleaning for your whole camp.

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100% Gravity Fed

No moving mechanical parts to break, no batteries to recharge, and no tiring manual pumping required after a long hike.

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Ultralight & Compact

Weighing only 500g and folding down to 22×20×8cm, it fits effortlessly into any backpack pocket, travel rucksack, or emergency kit.

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Universal Water Sources

Safely processes cloudy river water, stream runoffs, collected rainwater, and lake water into crystal-clear drinking supplies.

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Built for Emergencies

A vital lifesaver during unexpected boil water notices, storm blackouts, and off-grid expeditions where tap water is compromised or absent.

In The Field

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What's In Your Gravioxy Box?

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Gravity Water Filter UK

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Ceramic Membrane Filter

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Water Outlet Hose

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Scouring Pad

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Packaging Bag

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User Manual

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30-Day UK Guarantee

Try Gravioxy completely risk-free on your next expedition. If you aren't completely thrilled with its fast filtration and pure taste, our UK support team will issue a prompt refund.

Frequently Asked

Everything about Gravioxy

What is the filtration precision?

Gravioxy uses a medical-grade 0.01μm ultrafiltration hollow-fibre membrane that removes up to 99.9999% of bacteria, waterborne pathogens, and sediment.

How much water can it process?

The heavy-duty TPU reservoir holds up to 10 litres per single fill, making it ideal for group camping, multi-day trekking, and emergency water prep.

Does it require electricity?

No. Gravioxy runs entirely on natural gravity. Fill the bag, hang it up, and clean drinking water flows automatically with zero pumping.

How do I set it up?

Simply scoop water into the 10L bag, hang it from a branch or vehicle with the included strap, attach the tube, and let gravity filter pure water straight into your bottle.

What contaminants vanish?

It eliminates bacteria, waterborne pathogens, micro-debris, silt, and cloudiness, providing fresh, clear, and safe drinking water from natural outdoor sources.

Is it easy to carry around?

Yes, it weighs only 500g and packs down to 22×20×8cm, sliding neatly into backpacks, car boots, or emergency grab bags.

Is it suitable for disasters?

Yes. Its zero-power, gravity-fed design and huge 10L capacity make it an essential tool during boil-water alerts, storm outages, and crises.

What water sources can I filter?

You can safely filter fresh water from rivers, lakes, mountain streams, ponds, and collected rainwater. Avoid salt water and industrial chemical runoffs for best results.

CUSTOMER FEEDBACK

Trusted by Thousands of UK Adventurers

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Oliver Davies

"Gravioxy made wild camping in the Scottish Highlands so stress-free. We filled 10 litres from a peat stream and had crystal clear, delicious drinking water in minutes."

Verified Buyer

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Sarah Jenkinson

"No tedious pumping or heavy bottles! We hung it at our campsite and our family had unlimited clean drinking water. An absolute game-changer for outdoor trips."

Verified Buyer

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Mark Collins

"Kept one in my emergency survival kit. Tested it on cloudy rainwater and it came out tasting as crisp as bottled mineral water. Lightweight, compact, and completely dependable."

Verified Buyer

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