11 1/4x19 1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack bloom nutrients Ducting Size: 10” | Length:

Ducting Size: 10” | Length: 8 feet | Includes two stainless steel 10" duct clamps

Assures 100% of bacteria and viruses are sterilized

which promotes production of ATP

Heavy duty black growing pots are available in multiple sizes to fit your growing space

Can be used in all growing media

11 1/4x19 1/4x1 Exact MERV 13 AC Furnace Filters 6 Pack bloom nutrients Ducting Size: 10” | Length:Nordic 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