qualward indoor air conditioner cover window ac unit covers for inside (28" w x 20" h x 3.5" d)

Inside Dimensions - 26-28"long x 18-20"high x 3.5"deep. Fits Most 12,000 - 15,000 BTU Window Air Conditioner Units | Protect Your AC Unit: This Window AC Cover Unit prevents dust, dirt, and other small debris from clogging up your A/C unit when it's not in use. Reduce heating costs during winter, eliminate the need to remove and re-install A/C unit. | Double Insulation: Double layer poly/cotton construction, the most effective wind-blocking material. | Great Convenience: No need to dismount your A/C unit each winter. This indoor cover allows you to leave your AC unit in the window all year long. All our covers are machine washable & reusable& durable. | Easy to Install: No installation tools required. Simply put the cover over the inside of air conditioner and tighten the drawstring on each side.