This Aerostar 16x20x4 MERV 8 PLEATED AC Furnace Air Filter, 6 pack is an excellent option for anyone looking for a quality air filter for their furnace or air conditioner. Made in the United States by NOVA Pleat, this filter has a MERV rating of 8 and a filter life of 3 months.

The filter media is synthetic and the dimensions are 15.5" x 19.5" x 3.75". This filter is designed for use with furnaces and air conditioners and is an excellent choice for those looking for a high-quality filter that will help keep their indoor air clean and healthy.