16x16x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 12 Pack Commercial Lighting The CMH ballasts are designed

The CMH ballasts are designed to properly ignite and operate on a low frequency ensuring the safety of you and your crop

• Can be used up until the day of harvest

It can be fully or partially inserted into your duct work using the rubber rings to hold itself in place

propagate fresh cuttings

8 Compressed Premium Sheets

16x16x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 12 Pack Commercial Lighting The CMH ballasts are designedNordic Pure 16x16x1 MERV 10 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