18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Pack LUXX Bar Bud Booster is a great

Bud Booster is a great choice for beginner-level growers looking to introduce a flowering additive into their feed program

more aromatic flowers

and non-flammable gas

Includes transparent electrode cover/sample cup

antimicrobial filter media made of fine gauge polyester

18x24x4 (3 5/8) Furnace Air Filters MERV 12 Pleated Plus Carbon 2 Pack LUXX Bar Bud Booster is a greatNordic Pure 18x24x4 MERV 12 Pleated 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