AFB Bronze MERV 6 14x18x1 Pleated AC Furnace Air Filter. Pack of 2 Filters. 100% produced in the USA. 14x18x1 pleated air / furnace filter. Perfect for home or business use. Nominal size: 14x18x1. Actual Size: 13.75" x 17.75" x .75". Each purchase is for a pack of 2 filters that can replace any standand furnace or air conditioning filter. Manufactured by AFB in the USA, using 100% US components. MERV rating of 6. Basic pleat that filters pollen, mold, and dust. AFB is a leading manufacturer of air filters, made in a US factory and shipped direct to your door. AirFilterBuy: Breathe Better!