14x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack Environmental Controllers years of drift free performance

years of drift free performance can be expected

Autopilot's CUMULUS S50 eliminates guesswork while maintaining grow room carbon dioxide levels with great accuracy and efficiency

- Standard e39 base

• Weight: 65lbs

Advanced Lighting Features

14x20x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack Environmental Controllers years of drift free performanceNordic 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