20x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 12 Pack environmental-controllers Height: 28" (711

Height: 28" (711

The citric acid damages many insects' outer coating (cuticle) and the garlic oil suffocates them by clogging their breathing holes (spiracles)

This Product Controls These Pests or Diseases: For use to control aphids

Increase efficiency

and horticultural applications

20x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 12 Pack environmental-controllers Height: 28" (711Nordic 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