11500/11200 Btu cooling and 11200/9200 Btu heating 230/208v Uni-Fit® through-the-wall room air conditioner with electric heat. Attractive Outside Mounts flush with exterior wall. Fits Fedders A&B Sleeves Easily replaces existing product (Fedders B sleeve requires BAK accessory kit) Ships with inner and outer weather panel. WallMaster sleeve sold separately. 24-hour timer. Energy Management Money Saver setting turns the fan off with the compressor to use less energy. Comfort Three cooling speeds plus a fan only setting. Filtration Washable antibacterial air filter. Corrosion protection Seacoast protection for corrosion resistnace in harsh environments