16x21x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Plant Support Improved “re-wettability” able to more

Improved “re-wettability” able to more easily increase water concentration in the substrate

NOTE: This item ships directly from vendor

the stability of your grow environment

Raised lips on the smaller opening for extra grip on ducting or your equipment’s duct opening

The system is composed of a main controller and a RS485 transfer board

16x21x1 MERV 12 Plus Carbon AC Furnace Filters 6 Pack Plant Support Improved “re-wettability” able to moreNordic Pure pleated AC air filters are made of electrostatically charged synthetic materials that attract and capture most airborne particulates in your home or office. Each time air passes through a Nordic Pure pleated furnace filter, lint, household dust, pollen, dust mites, pet dander, baking flour, mold spores and other contaminants are removed. Our filter media prevents the growth of bacteria or mold, resulting in a much healthier living space.