20x30x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack hawthorne It comes in following:

It comes in following:

The material is resistant to water

Milky Spore's effectiveness can be enhanced with the use of beneficial nematodes - specifically NemaSeek

fish bone meal and kelp meal

do not use at rates higher than 4 oz

20x30x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack hawthorne It comes in following:Nordic 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