17_1/4x23_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro Voltage: 347-480V AC

Voltage: 347-480V AC

Shipping Weight (case): 2

Made from BPA Free food safe polypropylene plastic

Assembly is easy

17_1/4x23_1/4x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack spl_centurionpro Voltage: 347-480V ACNordic Pure Custom MERV 7 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 condition