6x16x1 MERV 13 AC Furnace Filters 6 Pack Tents / Indoor Greenhouses The dual molded wheels have

The dual molded wheels have a 4-inch diameter and allow stability and control for precise measurements

Sump-type screened inlet

1 Atomic Root Powder (100gr)

cotton/polyester blend material for comfort and safety over long hours

6x16x1 MERV 13 AC Furnace Filters 6 Pack Tents / Indoor Greenhouses The dual molded wheels haveNordic 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