14x20x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 12 Pack New-releases Working Environments: Temperature 32-122°F

Working Environments:        Temperature 32-122°F

It is compatible with all injectors and fertigation systems

• Up to 2 lb material capacity

This Product Controls These Pests or Diseases: Use to control and kill Greenhouse Whitefly (Trialeurodes vaporariorum)

Total PPF: 460μmol/S

14x20x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 12 Pack New-releases Working Environments: Temperature 32-122°FNordic 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