Description
KDF 55 (KDF55 DRUM) Process Media Specialized for Chlorine and Heavy Metal Removal 1 3 Cubic Foot (CF) 57 lbs Loose (GAC) Carbon1359 Carbon Filter Replacement Every 6 12 Carbon Filter Replacement Every 6 12 months } The Hanna HI3812 Hardness Test Kit delivers laboratory grade EDTA titration testing for calcium and magnesium ions