18x22x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack reflective-and-greenhouse-films Formulated for use with all

Formulated for use with all grow mediums

The AS-2 will sounds an audible alarm and blinking red LED indicator in the event of the CO2 level going above normal or safe levels

Once buried

Cleaner & Polisher

These effects are unpleasant enough to cause the animals to relocate elsewhere

18x22x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack reflective-and-greenhouse-films Formulated for use with allNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.