17x20x1 MERV 13 Plus Carbon AC Furnace Filters 12 Pack cube This lets you head off

This lets you head off problems early or make manual overrides to keep the unit operating the way you need it to

Niwa CO2 Sensor (Select Niwa with CO2 Sensor option)

Application rates:

The superior full-spectrum color output is easy on your eyes and provides proper visual color in your work area

It is ideal to remove allergens

17x20x1 MERV 13 Plus Carbon AC Furnace Filters 12 Pack cube This lets you head offNordic 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.