10x12x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Promote minerals and trace elements

minerals and trace elements

Sphaerotheca and Oidium species

• Enhances metabolism

- Measures 22"L x 20"W x 7"H

• No flickering or glare

10x12x1 Exact MERV 7 Plus Carbon AC Furnace Filters 6 Pack Promote minerals and trace elementsNordic 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