Logo

Drink Clean, Safe Water Anywhere in the World with Gravioxy Gravity Water Filter UK

Gravioxy provides instant access to pure water during camping trips, hikes, and emergency crises. Advanced 0.01μm membrane removes 99.9999% of bacteria, pathogens, and sediment from natural freshwater sources with no power or pumping needed at all.

  • 0.01μm ultrafiltration membrane purification
  • Removes 99.9999% of harmful bacteria & sediment
  • Huge 10-litre gravity reservoir tank
  • No electricity or pumping required at all
Hero product
Save 50% OFF Now
Hero product

AS SEEN ON

Media logos
smartx-breathtest-04-1_1_1_debc7cd4-3305-4a85-a55f-72633abb02c5.webp__PID:9f14c509-ef69-4425-8753-d7daec5a402b
Group-9_075a8603-7204-4a56-9f0d-a601ede43585.png__PID:d099df2d-9f14-4509-af69-d4250753d7da
52meter-04-1_55ddf731-a64a-4d43-b045-35e789564037.webp__PID:d019d099-df2d-4f14-8509-ef69d4250753
52meter-05-1_57c6294a-af85-489d-be9d-9ce0205174be.webp__PID:19d099df-2d9f-44c5-89ef-69d4250753d7
Group-11_5d93b83c-8a45-42fb-9864-e25734878744.png__PID:df2d9f14-c509-4f69-9425-0753d7daec5a
Group-10-1_84d1e2d7-b7a9-4f6b-87c1-33fb48a73c16.png__PID:99df2d9f-14c5-49ef-a9d4-250753d7daec

Reliable, Effortless Water Purification Anywhere Nature or Emergencies Take You

Benefits 1

Advanced 0.01μm Microscopic Filtration

Eliminates up to 99.9999% of waterborne bacteria, protozoa, microplastics, and silt. Enjoy pristine drinking water drawn directly from streams, lakes, and collected rainwater without any harsh chemicals.

High-Volume 10L Rapid Gravity System

Designed for families, basecamps, and survival kits. Simply fill the durable 10L bag, hang it from a branch or vehicle, and let natural gravity deliver fresh, clean hydration effortlessly in minutes.

Benefits 2
Benefits 3

Lightweight & Compact Packability

Weighing only 500g and folding down neatly to 22×20×8cm, Gravioxy fits easily into any rucksack, vehicle boot, or emergency go-bag, ensuring essential survival hydration is always within reach.

Over 18,500 outdoor explorers and families trust Gravioxy daily

Rated 4.9/5 by 3,200+ Explorers

Pure Hydration on Demand: Fast, Gravity-Powered Outdoor Filtration Without Power or Strain

Engineered for harsh outdoor expeditions and home emergencies, Gravioxy delivers medical-grade water purification anywhere without cords, batteries, or tiring manual pumping.

  • Removes 99.9999% of harmful pathogens
  • Medical-grade 0.01μm hollow membrane core
  • Generous 10L volume serves whole families
  • Ultra-light 500g packable travel size

£89.00

  • Guaranteed Safe Checkout
Payment
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Gravioxy
Trust badge 1
Trust badge 2
Trust badge 3
Trust badge 4

"Gravioxy sets the benchmark for off-grid filtration. Its high-precision 0.01μm membrane eliminates critical microbiological risks from open freshwater sources instantly, delivering dependable field hydration."

Dr. Oliver Smith, Research Specialist

Trust expert

Why Choose Gravioxy

Engineered for Peak Reliability in Rugged Outdoor Environments

Essential water safety when you need it most

image_25 (1).webp__PID:a74d5a4c-1774-4edc-9818-b6f36a711e0a

Medical-Grade Precision

The 0.01μm hollow fibre membrane intercepts pathogens, bacteria, and microscopic suspended solids, providing pure, crystal-clear drinking water.

image_25 (1).webp__PID:a74d5a4c-1774-4edc-9818-b6f36a711e0a

Effortless Hands-Free Flow

Eliminate the exhaustion of hand pumps. Just hang the reservoir high and let natural gravitational pressure filter litres of pure water smoothly.

image_25 (1).webp__PID:a74d5a4c-1774-4edc-9818-b6f36a711e0a

Family-Sized 10L

Large 10-litre capacity provides sufficient drinking and cooking water for groups, eliminating frequent trips to rivers.

Why choose product
image_26.webp__PID:dba74d5a-4c17-44fe-9cd8-18b6f36a711e

Featherweight & Foldable

Weighing only 500g and collapsing into an ultra-compact shape, it packs seamlessly into hiking backpacks and home emergency prep kits.

image_26.webp__PID:dba74d5a-4c17-44fe-9cd8-18b6f36a711e

Versatile Freshwater Support

Safely treat water from mountain brooks, lakes, rivers, and harvested rainwater without relying on power grids or fuel sources.

image_26.webp__PID:dba74d5a-4c17-44fe-9cd8-18b6f36a711e

Zero Electricity Needed

Operates 100% mechanically by gravity. No spare batteries, charging cables, or complicated maintenance required during wilderness stays.

In the Field

Gallery 1
Gallery 2
Gallery 3
Gallery 4
Gallery 5
Gallery 6
Gallery 7
Gallery 8
Gallery 9
Gallery 10
Gallery 11
Gallery 12
Gallery 13
Gallery 14
Gallery 15
Gallery 16
Gallery 17
Gallery 18

What's Included in the Box

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

Gravity Water Filter UK

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

Ceramic Membrane Filter

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

Water Outlet Hose

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

Scouring Pad

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

Packaging Bag

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

User Manual

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

image_27.webp__PID:fe566644-d341-4ed9-9c29-c06944138121

Package main
Support badge

30-Day Risk-Free Trial

Try Gravioxy on your next trail or campout. If you are not completely satisfied with its water clarity and ease of use, return it within 30 days for a full, prompt money-back refund.

Frequently Asked

Everything you need to know

What is the filtration precision?

Gravioxy uses a 0.01-micron ultrafiltration membrane that effectively removes up to 99.9999% of bacteria, waterborne pathogens, and fine sediment.

How much water does the bag hold?

The heavy-duty reservoir holds up to 10 litres per fill, making it ideal for group hydration, cooking, and long-term emergency disaster supply setups.

Does it require power to work?

No. Gravioxy runs entirely via gravity. You do not need batteries, electricity, charging cables, or exhausting manual hand pumping action.

How do I operate it in camp?

Fill the 10L reservoir with freshwater, suspend it securely from a tree branch or vehicle hook, attach the food-grade hose, and let gravity flow clean water instantly.

What contaminants are removed?

It eliminates harmful bacteria, waterborne pathogens, microplastics, mud, silt, and suspended particles, greatly reducing waterborne illness hazards.

Is it light enough for hiking?

Yes, it weighs only 500g and packs down to 22 × 20 × 8cm, fitting effortlessly into standard hiking rucksacks and bug-out bags.

Can it be used for emergencies?

Absolutely. Its completely power-free operation and high capacity make it an indispensable lifeline during storm power cuts or tap outages.

What natural water sources work best?

You can purify water from natural lakes, streams, running rivers, and collected rainwater. Avoid saltwater, ocean water, or chemical industrial wastewater pools.

Real Experiences

Trusted by Campers, Hikers & Preppers

Testimonial 1
Testimonial 2
Testimonial 3
Testimonial 4
Testimonial 5
Testimonial 6

Edward Davies

Took Gravioxy wild camping in the Scottish Highlands. Filtered 10L from a peaty stream in no time. Water was crystal clear and tasted fresh. Absolute game changer!

Verified Buyer

trustpilot_2.png__PID:0ed4fc94-9698-426a-a3a9-56dff42ff0c7

Charlotte Evans

Setup takes two minutes. Hang it up, open the valve, and clean water flows out with zero pumping effort. Essential kit for our family weekend camping trips.

Verified Buyer

trustpilot_2.png__PID:0ed4fc94-9698-426a-a3a9-56dff42ff0c7

Liam Harrison

Kept in our home emergency cupboard and tested on river water during a hike. It is exceptionally lightweight, ruggedly built, and filters remarkably fast. Highly recommended!

Verified Buyer

trustpilot_2.png__PID:0ed4fc94-9698-426a-a3a9-56dff42ff0c7