17x17x1 Exact MERV 8 Plus Carbon AC Furnace Filters 12 Pack Environmental Controllers What is the difference between

What is the difference between the six spectral options

* Gross Weight: 120 kgs

• Stronger corners and thicker walls than any others in their class

Size: 1U Rack Space | Design: Front Exhaust | Airflow: 40 to 180 CFM | Noise: 9 to 32 dBA | Bearings: Dual Ball

17x17x1 Exact MERV 8 Plus Carbon AC Furnace Filters 12 Pack Environmental Controllers What is the difference betweenNordic 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.