Boyd Chemi-Pure Green, 11 oz (Treats 75 Gallons) Dog First Aid Wellness Monitors relative humidity for a

Monitors relative humidity for a healthy environment

outside dimensions are somewhat larger to accommodate this

and so much more

suitable for engraving on the backside and can double as an ID tag

Boyd Chemi-Pure Green, 11 oz (Treats 75 Gallons) Dog First Aid Wellness Monitors relative humidity for aBoyd Chemi Pure Green is a premium activated carbon specially formulated for freshwater planted aquariums. High grade ion exchange resins maintain healthy water balance while the carbon filter media keeps your water clean and crystal clear. Premium activated carbon + high grade ion exchange resins All in one filter media in a nylon bag Superior filtration for freshwater and planted aquariums Chemi Pure Green provides a low dust pelleted carbon