12x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack Electrical Components Pre-filters work by trapping dust

Pre-filters work by trapping dust

The Grow1 3 Gallon Pump Sprayer is made from the highest grade polyethylene plastic that resists corrosion from insecticides or herbicides

PRO-MIX Mycorrhizae + BX Biofungicide offers a solution for growers seeking the benefits of added vermiculite for improved nutrients availability and a perlite content providing limited but proper drainage capacities

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12x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack Electrical Components Pre-filters work by trapping dustNordic 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