18x18x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack dis Size: 6" x 6" x

Size: 6" x 6" x 6"

Ultra-fine

Spinosad works on the insects' nervous system

This item is 3280' in length

optimized wool resulting in a sustainable water and nutrient use

18x18x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack dis Size: 6" x 6" xNordic 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