Genuine Air Filters store has a replacement air filter for the GE Zoneline 65 series PTAC models. New air filters save energy and extends unit life. Prevents indoor coil from being plugged with dirt and lint. These economical and sturdy molded filters are interchangeable and may be washed, vacuumed, and reused. Filters are made of strong and washable nylon mesh material. For more information visit the Genuine Air Filter Store at Genuineairfilters.com.