14_1/2x27_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack LED it has had years of

it has had years of success

Twister Blade Adjuster Knob T4

This feature reduces the number of power cords and electrical sockets needed when operating multiple fixtures in a confined area

For more detailed information on applications with specific types of equipment

14_1/2x27_1/2x1 MERV 13 Plus Carbon AC Furnace Filters 6 Pack LED it has had years ofNordic Pure Custom MERV 13 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