12x24x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 1 Pack Trimming Shears KALIX Phosphorus is ideal for

KALIX Phosphorus is ideal for boosting phosphorus levels

Partially fill container with GS-4 Moisture Coco Mix

and greenhouse plants

this mix should be treated like an inert media

12x24x4 (3 5/8) Furnace Air Filters MERV 8 Pleated Plus Carbon 1 Pack Trimming Shears KALIX Phosphorus is ideal forNordic Pure 12x24x4 MERV 8 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