10x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack MH Surface Treatment/Cleaning:

Surface Treatment/Cleaning:

This ballast is NCCS ready

they create channels which increase the capacity for the soil to hold water

• Promotes both flowering and vegetative growth

| Red = 420

10x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack MH Surface Treatment/Cleaning: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