6x20x1 MERV 13 AC Furnace Filters 6 Pack growing-accessories 5" Cloning Rack Tray by

5" Cloning Rack Tray by Microclone fits into standard chrome and steel racks chosen by growers for their efficient use of space and light

As with all Nordic Pure furnace air conditioner filters

Assembled Dimensions - 18" x 14" x 11

The DEEP FUSION SERIES is the most advanced 3 PART FERTILIZER SYSTEM on the market

6x20x1 MERV 13 AC Furnace Filters 6 Pack growing-accessories 5" Cloning Rack Tray byNordic 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