MSR MiniWorks EX Filter One Size

MSR MiniWorks EX Filter One Size. These Water Filters created by MSR meets NSF protocol P231 for removal of bacteria and protozoa even in the worst quality water guaranteeing your water is completely safe to drink. With the AirSpring Accumulator the MSR MiniWorks EX Water Filtration System can filter up to 1 liter per minute for a remarkably fast flow. A carbon core removes any foul tastes and odors caused by elements such as chlorine and pesticides providing you with great-tasting water to quen