17_1/8x34_7/8x1 MERV 13 AC Furnace Filters 6 Pack Ventilation/Air Conditioning and other places where flies

and other places where flies are a nuisance

PPF/Watt: 2

Derived From: Potassium Sulfate

is ready to go to work as soon as you open it

• Full spectra to cover the whole grow cycle

17_1/8x34_7/8x1 MERV 13 AC Furnace Filters 6 Pack Ventilation/Air Conditioning and other places where fliesNordic 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