Trail Base™ Water Filter Kit - 4 L
Effective Against: Bacteria (99.9999%), protozoa (99.9%) and particulate. Hollow fiber filter meets U.S. EPA drinking water standards* and NSF protocol P231 testing standard.
Versatile: Modular components allow system to quickly and easily transform from a 2 or 4 L gravity system into a small trail filter and back.
Simple Transitions: Trail filter simply quick-connects into gravity system to create the complete gravity-fed filter system.
Complete Kit: Includes ultralight, durable clean water reservoir, which features our 3-in-1 cap for easy filling, drinking and pouring.
*U.S. EPA Guide Standard and Protocol for Testing Microbiological Purifiers
|2 LTR||4 LTR|
|Weight (Standard)||1 lb||1 lbs 2 oz|
|Weight (Metric)||0.52 kg||0.62 kg|
|Width (Standard)||6.5 in||8.5 in|
|Width (Metric)||12.7 cm||10 cm|
|Length (Standard)||15 in||15 in|
|Height (Standard)||3 in||2.5 in|
|Effective against bacteria||Yes||Yes|
|Effective against chemicals/toxins||No||No|
|Effective against particulate||Yes||Yes|
|Effective against protozoa||Yes||Yes|
|Effective against viruses||No||No|
|Filter media||Hollow Fiber||Hollow Fiber|
|Filter pore size (microns)||0.2||0.2|
|Flow (L/min)||1 liters per min||1 liters per min|
|Flow (strokes per liter)||60||60|
|Cartridge life||1500 liters||1500 liters|
|Water Bottle Adapter||no||no|
|Cartridge replacement indicator||yes||Yes|
|Country of Origin||Made in the USA of US and Imported Materials||Made in the USA of US and Imported Materials|