12x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack Emitters 800 ounces per gallon]

800 ounces per gallon]

Start with BLUE

(Settings from 20-90% rH) Either humidifiers or dehumidifiers can be controlled by the BETA-6

5ml and 1ml cartridges

Double density

12x20x1 Furnace Air Filters MERV 12 Pleated Plus Carbon 3 Pack Emitters 800 ounces per gallon]Nordic Pure 12x20x1 MERV 12 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