16_1/2x21_5/8x1 Exact MERV 14 AC Furnace Filters 6 Pack grow-system/-trays/-reservoirs to supply nutrients directly to

to supply nutrients directly to the foliage and fruit during critical growth and production stages

3/4” and 1“ fittings included

Large - Case of 12 sleeves (12 units per sleeve)

5” LCD display that you can clearly view from over 5 meters away

Refill cartridge for Air Box 4+

16_1/2x21_5/8x1 Exact MERV 14 AC Furnace Filters 6 Pack grow-system/-trays/-reservoirs to supply nutrients directly toNordic 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.