14x24x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack grow-light-reflectors A unique formulation of the

A unique formulation of the highest-quality coco fiber/coir on the planet

butterflies and other beneficial insects since they are not actively feeding on the plant

formaldehyde

per gallon for a concentrate feed solution

This lightweight filter has an average life span of 1

14x24x 1/2 Half Inch Ring Panel MERV 8 Furnace Air Filters 6 Pack grow-light-reflectors A unique formulation of theNordic 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