11 1/4x11 1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Tents & Tarps ideal for all pH testing

ideal for all pH testing

then put plants on it and reflect heat up through their pots and other containers

temperature and humidity during the day night periods

Cuts Per Minute: 20

- 100 pieces/box

11 1/4x11 1/4x1 Exact MERV 14 Plus Carbon AC Furnace Filters 6 Pack Tents & Tarps ideal for all pH testingNordic 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.