Silicate Test

…efficiently removes high levels of negatively charged contaminants including chloride, bicarbonate, carbonate, sulfates, nitrates, phosphates, or silicates. Whats Included (1) 2.5" x 10" 5 Micron Premium ROsave.Z Sediment Filter (1) 1 Micron BRS Universal Carbon Block Filter (1) 1.25lb BRS Bulk…