Gravity Water System Filter Combo Pack-B Fly Bundles This refill reduces chlorine and

This refill reduces chlorine and restores magnesium

Kit includes 1 water pH testing solution and 1 clear vial

The pH test kit is designed with your convenience in mind

Don't need to remove fluoride

9% of chlorine and restores essential minerals for better taste and hydration

Gravity Water System Filter Combo Pack-B Fly Bundles This refill reduces chlorine andChoose Your Filtration LevelBoth options deliver naturally better, great tasting water with the same multi stage filtration. The difference is fluoride removal. Prefer to remove fluoride? Choose the Fluoride Removal Filter. Don't need to remove fluoride? The 5 Stage Filter is your everyday essential.