12x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack cleanroom Two of the casters have

Two of the casters have brakes to keep the system secure when stationary

Once buried

inline shut-off

000W HPS lamps

12x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack cleanroom Two of the casters haveNordic 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