It s fast easy to use and expensive.
Msr guardian water purifier.
Msr guardian purifier by cascade designs claims a filter pore size of 0 02 microns.
To be classified as a purifier the device must meet the epa guide standard for the removal of protozoa and bacteria as well as virus which must be inactivated to 99 99 in all required water types.
The water quality output is incredible and the filter itself is insanely durable and self cleaning.
The msr guardian purifier is truly the cadillac of hand pump filters.
Comparing the two based on these two numbers alone 0 4 and 0 02 is deceptive considering they purify and filter differently.
Weighing just 17 3 ounces the guardian has a self cleaning filter that constantly purges itself while you filter water so you never have to backflush or scrub the filter element.
All of the msr filters and purifiers have passed the levels of inactivation required by the epa guide standard with flying colors.
First need lists a particle retention rating and has a structured matrix that includes activated charcoal and msr guardian.
Msr s water treatment systems are backed by scientists and trusted by adventurers.
As one of the few filters that can extract viruses as well as bacteria and protozoan pathogens it s at home in the backcountry and abroad.
The msr guardian purifier is a water purifier that pumps roughly 2 5 liters per minute backflushes automatically attaches to wide threaded bottles and bladders and is one contained unit.
Military who turned to msr s advanced water filtration technology to keep troops safe and healthy in every remote corner of the globe.
The msr guardian water purifier pump was originally designed for the u s.
Six years of research and development went into engineering the pump purifier which removes viruses such as norovirus rotavirus.
The msr guardian is a first class water purifier that removes viruses bacteria protozoa dirt and silt from backcountry and international water sources.