16x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 12 Pack Tents & Tarps Assures 100% of bacteria and

Assures 100% of bacteria and viruses are sterilized

• Accepts sodium or halide bulbs

pH sampling assembly

high and low alarm control lockouts

16x20x 1/2 Half Inch Ring Panel MERV 10 Furnace Air Filters 12 Pack Tents & Tarps Assures 100% of bacteria andNordic 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