10x20x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack Grow Tents Growers can use the blocks

Growers can use the blocks for vegetative growth for plants going into larger containers

This air freshener works around the clock releasing short sprays of scented mist fragrance in one of three timed intervals

The breathable fabric cover promotes air/gas exchange for increased root-zone oxygen levels

nursery or garden

Brand: Quartz Cleaner

10x20x2 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack Grow Tents Growers can use the blocksNordic Pure 10x20x2 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