20x22x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 6 Pack Sprayers and Wands Using the heat mat together

Using the heat mat together with our SunPack™ Heat Mat Temperature Controller (item SPTEMP) gives gardeners the best possible control of temperature and humidity

- This will not work with MH or HPS Bulbs

- 90 - 99% Light Deprivation

88Cell depth (inches): 4

This fashion-forward wayfarer features concealed flex hinges for a custom fit that doesn't sacrifice style

20x22x1 Furnace Air Filters MERV 10 Pleated Plus Carbon 6 Pack Sprayers and Wands Using the heat mat togetherNordic Pure 20x22x1 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