The Platypus GravityWorks Replacement Filter Cartridge is designed to maintain the performance of the GravityWorks water filtration system, providing fast and reliable filtration for backcountry hydration. The microfilter removes bacteria and protozoa down to 0.2 microns, helping make water safe to drink while hiking, backpacking, and camping.

The filter meets EPA and NSF guidelines for water filtration and is capable of treating up to 1,500 liters of water, depending on the quality and clarity of the source water. This makes it a dependable replacement component for maintaining your GravityWorks filtration system during extended outdoor trips.

Lightweight and compact, the replacement cartridge weighs just 1.9 ounces, making it easy to carry as a spare on longer adventures. The filter is made in the USA and is designed for simple maintenance, with hand washing recommended for proper care and long-lasting performance.