12x12x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack Drying Racks prevention-focused products such as Prevasyn

prevention-focused products such as Prevasyn and Defguard from General Hydroponics

Great to have on hand for field crews or for use where ear plugs need to be replaced often

Biology & Life Cycle: Trichogramma wasps lay their eggs inside the pest eggs

SaferTM Brand 3-In-1 Concentrate can be used to kill insect and mite pests and to prevent and control fungal disease

12x12x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack Drying Racks prevention-focused products such as PrevasynNordic 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