18x28x1 Exact MERV 13 AC Furnace Filters 6 Pack pest-and-disease-control Also functions as an excellent

Also functions as an excellent "finishing" formula for determinate plants

disinfects large volumes of fast moving air

our 1000W Crop King Magnetic Ballast is great for the conservative budget

The timers can be set-up to be recycling timers

(A seized motor will result within the first use

18x28x1 Exact MERV 13 AC Furnace Filters 6 Pack pest-and-disease-control Also functions as an excellentNordic Pure MERV 13 Pleated AC Furnace Air Filters provide exceptional filtration for both home and commercial environments. Each time air passes through a Nordic Pure pleated furnace air filter, lint, dust, pollen, bacteria, pet dander, dust mites, mold spores, smoke particles, virus carriers, coughs and sneezes, smog, allergens and other contaminants are removed. MERV 13 furnace filters are comparable to HVAC filters with the rating of MPR 2200