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MSR Guardian Purifier Pump


free uk deliveryNext working day UK* delivery

The MSR Guardian Purifier was co-developed with the military to be the safest and easiest way to purify water virtually anywhere and it has won countless industry awards due to its highly advanced technology that is able to be used for travellers, backcountry users and emergency uses too.

The Guardian Purifier uses a leading-edge hollow fibre cartridge which offers the most reliable way to remove pathogens, including viruses, from filthy water.

It is so fast, easy and long lasting, just connect the Guardian to your bottle (not included) and start pumping, it is able to purify 2.5 litres of water per minute without chemicals, bulbs or batteries and treats up to 10,000+ litres.

This MSR water purifier is self cleaning and has a rugged construction which will stand up to heavy use and extreme environment, it is currently the only hollow fibre purifier to withstand freezing making it a fantastic piece of gear when you are backpacking and need to be able to purify water quickly and easily.

The MSR Guardian Purifier has won many awards already including:
* Gear of the Year from The National Georgaphic Adventure 2015
* Gold winner for Outdoor Industry Award 2015
* Best in Show of Outdoor Retailer 2015
* Best new Gear for Gear Institute 2015
* Gear of the Year in Men's Journal 2015
* Best in Show for GearJunkie 2015
* Top Pick Gear of Year for GearJunkie 2015
* Finalist in UK Outdoor Industry Awards 2016
* Editors Choice Backpacker 2016
* Top Pick for OutdoorGearLab 2016
* Plus many others and the list keeps growing!

  • Effective against viruses, bacteria, protozoa and sediment
  • Meets NSF protocol P248, testing standard used by U.S. military, for removal of viruses, bacteria, protozoa, and sediment from "worst-case" water conditions
  • Designed for heavy use, extreme environments and to withstand freezing temperatures
  • Hollow fibre filter with 0.02microns pore size
  • 2.5 litres per minute flow
  • 10,000+ litres Cartridge life
  • Cartridge replacement indicator
  • Self cleaning
  • Size: 21 x 12cm
  • Weight: 490g
  • MSR Guardian Purifier Pump

Delivery Charges

Just £1.95 next working day UK delivery - Free on orders over £50

Delivery Times Explained

In Stock 2 day deliveryNext working day delivery - stock is available from our warehouse and will normally be despatched the same day if you order by 3pm.

All items are sent on a next working day service (large/expensive items DPD Monday-Friday, smaller items Royal Mail Monday-Saturday). If you require Saturday delivery on larger/more expensive items (over about £50) there will be an additional charge, please give us a call for a quote.
Northern Ireland, Highlands and Islands will take 2 working days.

On OrderOn order - Please call to check availability

Delivery Method

Small items may be sent by Royal Mail 24h, larger or more expensive items with DPD Next Day may require a signature on delivery. In the event that no one is available, the parcel will be taken to your local depot and a note will be left with instructions for redelivery.

Detailed delivery information and international rates

Our Guarantee

Our "no quibbles" guarantee means that if for any reason you are unhappy with the item you have purchased just return it in its original condition within 28 days and we will issue a full refund or exchange.

Christmas Returns

Items purchased between 1st November and 25th December can be returned anytime until the 31st January 2020 as part of our extended Christmas guarantee! Normal terms and conditions apply

FAQs and more information on returns and exchanges

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Our Code: 539144

Supplier Code: 2370

£1.95 Next working day UK* delivery - Free on orders over £50 - Order before 3pm - (*2 working days for Highlands, Islands and Northern Ireland)