16x24x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 6 Pack Terp Derp square-wave digital ballast designed specifically

square-wave digital ballast designed specifically for the 315W high intensity ceramic halide lamp

Temperature control range: 40 - 95°F

B-Lite Series PREMIUM DE HPS/MH Fixtures are the preferred grow lights for gardeners of all skill levels and scale

Cocogro® offers gardeners an ecologically responsible and superior performing alternative to sphagnum peat-based mediums

16x24x 1/2 Half Inch Ring Panel MERV 13 Furnace Air Filters 6 Pack Terp Derp square-wave digital ballast designed specificallyNordic 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