17_1/2x27x1 Trane Replacement MERV 14 Plus Carbon AC Furnace Filters 6 Pack CO2 Nordic Pure 14x20x1 MERV 8

Nordic Pure 14x20x1 MERV 8 Plus Carbon air filters are made of a dual material where the MERV rated material has been fused together with a carbon layer

and will notify you when service is required

Epiphyas postvittana)

5 feet tall and offers multiple ventilation options with adjustable duct ports

and is rated for 54

17_1/2x27x1 Trane Replacement MERV 14 Plus Carbon AC Furnace Filters 6 Pack CO2 Nordic Pure 14x20x1 MERV 8Nordic Pure Trane Replacement MERV 14 Plus Carbon air filters are made based on the actual measurements so be sure to measure your current filter to get the EXACT dimensions before ordering. As with all Nordic Pure filters, the effective life of your filter depends on the environment in which you live. We recommend changing 1 and 2 filters every 30 90 days. Our 4, 5 and 6 inch thick filters could last up to 6 months. EXACT MEASUREMENT: Furnace and air