11 1/4x19 1/4x1 Exact MERV 13 AC Furnace Filters 12 Pack spl_fluence 1 x CO2 PPM Controller

1 x CO2 PPM Controller

Just as important

Once you've started to sprout

• Increases insect and fungi resistance

5 VDC power adapter and instruction manual

11 1/4x19 1/4x1 Exact MERV 13 AC Furnace Filters 12 Pack spl_fluence 1 x CO2 PPM ControllerNordic 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