Factory calibrated with 1413 µS solution

99% of chlorine

What is the difference between this filter and the standard Gravity System filter

This EC monitor comes with a complete mounting kit including a probe holder

two food-grade silicone sealing washers

Alexapure Survival Spring Portable Water Filter | 3-Stage | 300 Gallons Milwaukee MW102 PRO Factory calibrated with 1413 µSCLEAN WATER NEVER LEAVE HOME WITHOUT IT. The Survival Spring by Alexapure is the pocket sized water filter with the power to remove up to 99% of waterborne protozoa and bacteria. Through an innovative three stage filtration process, the Survival Spring reduces sediment and microorganisms from your water with each drink. Weighs 0. 2 pounds. THE SURVIVAL SPRING IS A FAVORITE AMONG: INNOVATIVE 3 STAGE FILTRATION STAGE 1 Rugged pre filter at the base of