Ideal H2O Catalytic Carbon Filter - 4.5 in x 10 in American Agriculture These fans run quieter than

These fans run quieter than the Max-Fan™

The three Miro Aluminum reflector plates are replaceable

Optimized for maximum flower yield and added blue spectrum for vegetative growth efficiency

Measurement Range: 0-9990 ppm

Also contains non-plant food ingredients: Humic acids derive from leonardite and peat

Ideal H2O Catalytic Carbon Filter - 4.5 in x 10 in American Agriculture These fans run quieter thanIdeal H2O Catalytic Carbon filters are the most advanced pre filtration carbon filters available. These filters remove 400% more chlorine and chloramine than standard GAC filters. Manufactured with Eco friendly coconut carbon. These filters work with Hydro logic systems as well as Ideal H2O systems. Due to manufacturing process, filter colors may vary.