12x12x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack pumps-&-irrigation ergonomically designed display

ergonomically designed display

Every model is built for direct connection in-line with standard diameter round ducting

Ectomycorrhizal species include: Pine

The Vortex Powerfan VTA Series axial in-line fans are ideal to boost airflow

Includes a pre-wired 8' 16/3 AWG power cord with EMI suppression and NEMA L7-15P twist lock plug

12x12x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack pumps-&-irrigation ergonomically designed displayNordic 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