20x25x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 24 Pack Emitters Always check a small sample

Always check a small sample of water

and offer multiple ventilation options with bigger

UL and cUL listed

This fan has a 12" and 14" flange so it wiill work on both a 12" and 14" carbon filter or 12" or 14" Ducting

Fits Metal Halide ballast

20x25x1 Furnace Air Filters MERV 8 Pleated Plus Carbon 24 Pack Emitters Always check a small sampleNordic Pure 20x25x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer. This results in less flow restriction and 33% more surface area for cleaner smelling air. It will help eliminate unwanted odors as well as trap most airborne dust and particulate matter for fresh, clean air. Odorous gases and vapors (VOC) are attracted to and held by the activated carbon material