16x20x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack new releases 30 Pint is 4

30 Pint is 4

Designed for use in greenhouses

fruit trees and ornamentals

As the polluted air comes into contact with the EnviroKlenz earth minerals it adsorbs

16x20x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack new releases 30 Pint is 4Nordic Pure Half Inch Ring Panel AC Furnace Air Filters consist of an internal frame bonded between flat layers of two different types of electrostatically charged HVAC furnace filter media. The first layer is a high capacity, polyester filter material which acts as a pre filter, capturing large airborne particles. The second, more efficient, layer is a MERV rated smooth poly blend filter material. The electrostatic charge works as a magnet to draw in