MSR MiniWorks® EX Microfilter

The MiniWorks EX microfilter is the worldwide best-selling microfilter, delivering long-lasting, field-maintainable water filtration in demanding environments. Engineered for frequent and heavy use, it utilizes our workhorse Marathon™ EX carbon/ceramic element to ensure clean, reliable and taste-free water. Thanks to its innovative AirSpring Accumulator™, it’s capable of pumping one litre per minute and the flow rate can be renewed easily and repeatedly in the field—no tools required. It’s lightweight and compact and, most importantly, been proven reliable by thousands of adventurers just like you.

• Testing: Meets NSF protocol P231 for removal of bacteria (99.9999%) and protozoa (99.9%) from beginning to end of filter life in “worst-case” water.
• Reliable: Durable carbon/ceramic element ensures safe, taste-free water—even with frequent, heavy use.
• Field-maintainable: Can be cleaned repeatedly for full filter recovery with no tools required.
• Fast Flow: AirSpring Accumulator™ increases filtration speed; up to 1-liter per minute.
• Better-tasting Water: Carbon core removes unpleasant tastes and odours caused by organic compounds, such as iodine, chlorine, and pesticides.

Spec:

• Weight: 0.46 kg
• Width: 7 cm
• Length: 19 cm
• Effective against bacteria: Yes
• Effective against chemicals/toxins: Yes
• Effective against particulate: Yes
• Effective against protozoa: Yes
• Effective against viruses: No
• Filter media: Ceramic Plus Carbon
• Filter pore size (microns): 0.2
• Flow (L/min): 1 liters per min
• Flow (strokes per liter): 85
• Cartridge life: ~2000 liters
• Field cleanable: Yes
• Field maintainable: Yes
• Water Bottle Adapter: Yes
• Cartridge replacement indicator: Yes
• Material(s): Ceramic
• Country of Origin:Made in the U.S.A. of U.S. and Imported Materials
• Mechanical advantage: Yes

UK Delivery

We aim to provide the best possible delivery service on every order, our aim is to dispatch our items the same day as the order is placed, provided the item(s) are in stock and the order is placed before 12.00pm. There may be items that we need to transfer between our stores, which may take a few days to be dispatched.

Delivery Charges To UK Mainland:

£3.25 (Orders Between £0.00 - £30.00)

£4.95 (Orders Between £30.01 - £44.99)

FREE (Orders £45.00 & Over)

Most orders are delivered during office hours by Royal Mail or Parcelforce and will require a signature; please provide an alternative address at checkout if no one will be home to sign for the parcel.

For more information on our Delivery & Returns Policy, including delivery to Northern Ireland, Channel Islands and BFPO, as well as European and International deliveries - please see our Delivery & Returns page.

Click & Collect

We aim to provide the best possible collection service on every order, our aim is to provide collection on the same day as the order is placed, provided the item(s) are in stock in the chosen store and the order is placed before 12.00pm. There may be items that we need to transfer between our stores, which may take a few days to be dispatched. Orders placed after 12:00pm will require 1 processing day and can therefore be collected the following day, again provided the item(s) are in the chosen store for collection. At the checkout page, simply select Collect in Store for Shipping Method and opt to collect in either Inverurie or Aberdeen.

You will receive an email confirming the Click & Collect order and you will receive a further email when the order is ready to collect in store.