AFB Silver MERV 8 13¡Á21.5¡Á1 Pleated AC Furnace Air Filter. Pack of 4 Filters. 100% produced in The USA.

The AFB Silver MERV 8 furnace / air filter is the most commonly purchased replacement filter by AirFilterBuy. The AFB Silver filters pollen mold dust mites and other particles that are up to the size of pudding mix that you might buy at the grocery store. It will protect your AC / furnace system while offering adequate filtration to keep your home dust and pollen free. Whenever you are choosing an air filter make sure that you compare the nominal and actual size of the furnace filter that you are replacing. In this case the nominal size of this filter is 13×21.5×1 while the actual size of the filter is 12 7/8 x 21 1/2 x 3/4 inch. Generally the nominal size is rounded and in bigger print while the actual size is in smaller print and in parenthesis to the side. The AFB Silver MERV 8 filter is designed to last 3 months or 3 times the average fiberglass filter. The most commonly filter for home or business use is the AFB Silver Merv 8. AirFilterBuy: Breathe Better!