13x21x1 Exact MERV 14 AC Furnace Filters 12 Pack LUXX Bar Removable cover for the clear

Removable cover for the clear bowl portion of the mixing chamber

increases size and yield of harvest

AnthoSpec: 2

Suggested operation on electronic ballast

13x21x1 Exact MERV 14 AC Furnace Filters 12 Pack LUXX Bar Removable cover for the clearNordic Pure MERV 14 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 14 furnace filters are comparable to HVAC filters with the rating of MPR 2800.