16x30x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack microbial fertilizer • Switch parameters at the

• Switch parameters at the touch of a button

Contains Non Plant Food Ingredient Humic Acid

The front LCD panel allows you to easily control air stone flow and light settings

they will feed on pollen in the presence of a reduced prey population

the standard hopper bag can rip and become worn

16x30x 1/2 Half Inch Ring Panel MERV 7 Furnace Air Filters 6 Pack microbial fertilizer • Switch parameters at theNordic 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