10x30x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack Extension This optic is designed to

This optic is designed to retro-fit the standard optic on Pro Sun DE fixtures

(x2) Electrical Box Filter Mesh - 10 Pack: Particulate screen to be replaced as required

It's the perfect addition to any nutrient or foliar spray program

humidity and CO2 levels

10x30x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack Extension This optic is designed toNordic 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