8x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Ventilation/Air Conditioning Built-in Temperature Cutoff @190F

Built-in Temperature Cutoff @190F

but it also helps your HVAC unit perform more efficiently

• Increases propagation success rate

They measure a quarter of an inch in length and are just wicked sharp

8x28x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Ventilation/Air Conditioning Built-in Temperature Cutoff @190FNordic 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