16x24x2 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack spl_luxx Can be used up to

Can be used up to the day of harvest - 0-day PHI (Pre-Harvest Interval)

they can survive on aphids

62% - BULK - No Overwrap - NO HIC - Packed in one master case with DBL overwrap

or they can be used for flowering by stacking the 4x4x3 on top of this 6x6x4

16x24x2 Furnace Air Filters MERV 8 Pleated Plus Carbon 3 Pack spl_luxx Can be used up toNordic Pure 16x24x2 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