15x20x2 Furnace Air Filters MERV 10 Pleated Plus Carbon 3 Pack grow-light-bulbs the rate 7200° Kelvin temperature*

the rate 7200° Kelvin temperature* distributes intense light for full cycle plant growth

and mildews cannot become immune to

For use on trees

Significant increases in yield have been attributed to the addition of silicon to the feed schedule

Par Value : 1780

15x20x2 Furnace Air Filters MERV 10 Pleated Plus Carbon 3 Pack grow-light-bulbs the rate 7200° Kelvin temperature*Nordic Pure 15x20x2 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