12_3/4x20_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack co2 (24) 12W LED Bulbs

(24) 12W LED Bulbs

Engineered with broader angles

layer is a MERV rated smooth poly-blend filter material

Avoid planting cutting too deep and provide more root development

12_3/4x20_3/4x1 Exact MERV 12 Plus Carbon AC Furnace Filters 6 Pack co2 (24) 12W LED BulbsNordic 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