16x21x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Fertilizer "on" level range is 2"-3"

"on" level range is 2"-3"

Benefits to raising the roof include:

Automatic Shut-Off - The meter can be set to automatically turn off after 8 minutes or 60 minutes to conserve battery life in the event that the meter is left on

Turf & Surf is ideal soil for both indoor and outdoor growing environments

16x21x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack Fertilizer "on" level range is 2"-3"Nordic 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.