Kootenay Filter KFI 1500 Green Line Carbon Filter with Flange, 8" - 882 CFM Hydroponic Air Pumps Silicon is not harmful to

Silicon is not harmful to most beneficial microorganisms and low levels of ethanols are digestible by many soil borne bacteria and fungi

Mixing with Soil

Ensures high performance with low energy consumption

7 mil thickness

Kootenay Filter KFI 1500 Green Line Carbon Filter with Flange, 8" - 882 CFM Hydroponic Air Pumps Silicon is not harmful toVirgin activated carbon made from renewable resources The Green Line is Kootenay Filter Inc.s Lightweight Filter Line. KFI is proud to have a product that uses only virgin activated carbon made from renewable resources. The proven design, manufacturing process and a production staff with years of experience make our product one of the best filters on the market. Our Light line filters are available with flange sizes 4" 14" rated for 250 3250 CFM . Our