13x20x1 Exact MERV 13 AC Furnace Filters 6 Pack cloning-and-seed-starting The active ingredient in this

The active ingredient in this broad spectrum insecticide

simplifying compliance for commercial and home growers

Vegetative Stage:

| Exhaust: Rear | Airflow: 100 CFM | Noise: 20 dBA | Bearings: Dual Ball

Pads are replaceable

13x20x1 Exact MERV 13 AC Furnace Filters 6 Pack cloning-and-seed-starting The active ingredient in thisNordic 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