14x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack Ventilation Color temperature: 3

Color temperature: 3

Plants need to be fertilized in order to thrive and provide you with larger harvests

63 and 72 degrees

Sensor precision: ±3% at 40% RH and 73˚F (23˚C)

700 m3/h (36900 cfm) at 25 Pascal (0

14x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 12 Pack Ventilation Color temperature: 3Nordic 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