25x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack Tents & Tarps The Zenport Irrigation Spade J6-219

The Zenport Irrigation Spade J6-219 with 14

and a decontaminant which dissipates rapidly

377 cfm) at neutral pressure

Fungus Gnats (Bradysia impatiens)

Grow Big Hydroponic

25x25x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack Tents & Tarps The Zenport Irrigation Spade J6-219Nordic 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