29x29x1 MERV 13 AC Furnace Filters 6 Pack spl_allstate Advanced Dimmable feature with Use

Advanced Dimmable feature with Use of External B-Lite Master Zone Controller (1W - 660W)

4" Inline duct fan is rated for max 200CFM

Don’t let the Funk fight you

Apply generously around the base of the plant

Can be used from seed through post-harvest

29x29x1 MERV 13 AC Furnace Filters 6 Pack spl_allstate Advanced Dimmable feature with UseNordic 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