17_1/4x19_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_dlw • 4 pre-mounted brass burners

• 4 pre-mounted brass burners

ISO Quality certified

Backed by a 3-year warranty and engineered to support a wide range of ballast types (315W through 1000W)

Airis batteries have been thoroughly tested to ensure that they are long-lasting and provide consistent power throughout the life of the device

The Xtrasun series offers excellent performance at a cost-effective price

17_1/4x19_1/4x1 Exact MERV 8 Plus Carbon AC Furnace Filters 6 Pack spl_dlw • 4 pre-mounted brass burnersNordic Pure Custom MERV 8 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