10x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack grow-systems-trays-reservoirs This product works especially great

This product works especially great on Anthuriums

Squash Vine Borers

Hot dipped galvanized guards on VK12-GA and VK20-GA models for even greater rust protection

• Body and main components are made entirely of anodized aluminum and stainless steel

Perfect for 3’x3’vegetative coverage at 18”and 2’x2’ flowering coverage at 6”-12”

10x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack grow-systems-trays-reservoirs This product works especially greatNordic 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