18x27x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Travel Bags & Backpacks painted with a matte-white finish

painted with a matte-white finish

2-Inch 440C Stainless Steel Blade

8" High-Output In-Line Duct Fan

Volume: 108

18x27x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Travel Bags & Backpacks painted with a matte-white finishNordic 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