22x22x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack trays Built-in Microchip

Built-in Microchip

and here's some science to prove it: Water has a thermal conductivity of 0

Duct Opening Diameter: 6 inches | Front Plate Size: 9” | Finish: Powder Coat

Screens are made of stainless mesh with a plastic coated aluminum frame

Enviromat®

22x22x1 MERV 7 Plus Carbon AC Furnace Filters 6 Pack trays Built-in MicrochipNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.