20x20x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 12 Pack control system The industry’s first color touchscreen

The industry’s first color touchscreen with all control options on the home screen

trap and monitor insect pests in greenhouses

and Erwinia amylovora

Removable front panel makes controller easy to wire into your power system

20x20x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 12 Pack control system The industry’s first color touchscreenNordic 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