8_1/2x30x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_hgc Convert Digital Signal to Analog

Convert Digital Signal to Analog Signal

• Ginormous

Adaptable to any duct/filtering system

Dimensions: 38" x 43" x 1"

Internal EMI Suppression

8_1/2x30x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack spl_hgc Convert Digital Signal to AnalogNordic Pure Custom MERV 12 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