The new Friedrich WallMaster commercial-grade through-the-wall air conditioner is redesigned to replace old inefficient units. It is a perfect fit in Friedrich and Fedders A and B 27” sleeves. The new design was made to increase comfort and convenience. It features a 3-speed fan, 24-hour timer and auto restart. Mounts flush with the exterior wall for a neat appearance.CEER 9.7 CFM 260 Collection WallMaster Cooling Amps 4.5 4.9 A Cooling Capacity (BTU) 12,000 Depth 21 Energy Efficiency Ratio 9.8 EER Energy Star Compliant No Finish White Heat Electric Heat Heating Capacity (BTU) 11,000 Height 15-3 4 Max Wall Depth 15-5 16 Opening Height 17-1 4 Opening Width 27-1 4 Plug Type 6-20P Sleeve 27W x 16-3 4H Volts 230 208 Weight 107 Width 26-1 2 Wireless Remote Controller Included{Comfort and Convenience New design makes controls more accessible Remote control 24 Hour timer Smart Fan auto-adjusts fan speed to maintain desired temperature Check filter reminder 3 Speed fan Auto restart Electronic defrost control Individually adjustable air louvers Washable, antimicrobial filter {Energy Management Money Saver setting cycles the fan with the compressor R-410A refrigerant {Durability and Quality Rotary compressor provides quiet, dependable performance Premium aluminum exterior grille Dense blower insulation blocks outdoor noise Rifled copper tubing Impact resistant front cover High tech fins with sine wave lanced louvers increase energy efficiency by increasing surface area for heat exchange {Installation Features Mounts flush with the exterior wall for a neat appearance Ideal for thicker wall installations, where side fins don’t fit Firm grip handles on the chassis for easy installation and removal from wall sleeve Adjustable louvers direct the air flow where you need it A direct replacement for 27” sleeves including Fedders A and B {Safety and Security EntryGard anti-intrusion protection secures chassis to sleeve to deter ‘kick-in’ intrusion Power cord current leakage protected Insect barrier {Acc