12x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack featured STURDY AND DURABLE – Heavy-duty

STURDY AND DURABLE – Heavy-duty plastic construction will endure through many growing cycles

Replacement shear band for the Triminator Mini Dry bud trimmer

Supreme Air Carbon Filters are constructed of durable galvanized steel to provide added protection and easy transportation

- Standard e39 base

Aerorock is a much better alternative to perlite

12x25x 1/2 Half Inch Ring Panel MERV 12 Furnace Air Filters 6 Pack featured STURDY AND DURABLE – Heavy-dutyNordic 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