military, which is the strictest scientific standard for verifying that a device safely removes microbiological threats from all types of backcountry water. Protocol P248 testing standard used by the U.S. The Guardian™ Gravity Purifier meets the rigorous N.S.F. With the new Guardian™ Gravity Purifier, you get this high level of protection in a high-volume, versatile, convenient system that serves all of your daily water needs quickly and easily. Both the original Guardian™ Pump and new Guardian™ Gravity Purifier stand out because they remove not just bacteria and protozoa, but the tiniest waterborne pathogens-viruses-as well, which are of greater concern as more and more people visit the backcountry with less regard for their waste. 02 micron hollow fiber membrane that removes viruses, bacteria, protozoa, and particulate and activated carbon to reduce chemicals, tastes and odors.

Using the advanced hollow fiber technology of M.S.R.’s award-winning Guardian Pump™, this gravity-powered sibling features two-stage purification: a. It’s also the only gravity purifier to offer that level of protection with such a fast flow rate, delivering 1 liter in 2 minutes, which is 2.5 times faster than the next closest competitor. The Guardian™ Gravity Purifier is a state-of-the-art, versatile, high-volume water purifier-and the only gravity purifier on the market that meets the rigorous N.S.F. Seattle-based Mountain Safety Research® (MSR®), the high-performance outdoor equipment brand and leader in water treatment science, is excited to announce the launch of the Guardian™ Gravity Purifier for spring 2021. launches Guardian Gravity Purifier for Spring 2021Ī Fast Virus-Removing, 10-Liter Gravity System For Groups & Adventure Travelers With its simple design and rugged nature, this filter will last for many adventures.M.S.R. Overall the Platypus Quickdraw Microfilter is a great addition to the light and compact water filter market. In regard to cleaning, the Quickdraw Microfilter can be cleaned by shaking or by back-flushing, which means that you can keep the filter operational without the use of extra tools on any trips. The whole filter is a grippy material, that stays grippy even when wet. It has a secure attached cap with a secure seal to prevent contamination. The clean water end is shaped so that you can drink straight from the filter, it also tapers and provides a directional flow for easy filling of water bottles and containers.

The Quickdraw 'Build Your Own System' features an Inside/Outside dual thread design, which means that the filter attaches to smartwater® bottles, the Platypus Hoser Reservoir, Platypus 2.0L Bottle, Platypus SoftBottle™, Platypus Water Tank and various common 28mm plastic drinks/water bottles. The use of the small hollow fibres enables the quick flow rate when squeezing the dirty water reservoir. Going into more detail you can be confident in the filter, as each microfilter is individually tested to make sure it meets the guidelines for the removal of 99.9999% of bacteria and 99.9% of protozoa. This is all in a product that is simple to use and clean so there should be no problems in accessing clean water, whatever your activity. There is quite a lot to break down with this filter, but the quick information is that you have a small and compact system, weighing 95g which packs smaller than a rolled-up t-shirt and is capable of up to 3L per minute of filtering. The Platypus Quickdraw Microfilter is an ultralight, easy to use fill-and-squeeze water filtration system.

Platypus quickdraw review