24x30x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack controllers It can also be beneficial

It can also be beneficial to those who suffer from allergies or respiratory issues

5 x 1 (inch)

providing plants with natural minerals

Fans are set to exhaust air out the frame but this can be reversed to intake air using a screw driver

Includes TerraPro humus and silicon for plant strength

24x30x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 6 Pack controllers It can also be beneficialNordic Pure 24x30x1 MERV 12 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