21,000 BTU Commercial Room Air Conditioner with 50 hz, 8.8 EER, R-410A Refrigerant, 7.0 Pts/Hr Dehumidification, Permanent Split Capacitor Motor and Sealed Refrigeration System. Offshore oil rigs, onshore oil company offices and refineries. Petrochemical sites and propane fill-up stations. Paint and varnish storage or processing plants. Grain alcohol processors or storage sites. Plant areas using strong solvents or chemicals. Munitions plants or armories. PVC or plastics plants and processing points. Recycling plants. Furniture refinishing/stripping workshops. Fertilizer plants. Office complexes where methane is a by product. Hazardous materials storage. Container Lab. For analyzer houses/shelters. Excellent adhesion characteristics. Less than 1% thermal degradation. Outstanding chemical resistance. Passed 6,048 hrs. ASTM B-117 Salt Spray. MIL-C-46168 Chemical Agent resistance -DS2, HCI Gas. CID A-A-52474A (GSA). MIL-STD 810F, Method 509.4 (Sand and Dust). MIL-P-53084 (ME)-TACOM Approval. MIL_DTL-12468 Decontamination Agent (STB). DPG (Douglas Proving Grounds) Soil and Water exposure Tests. GM9540P-97 Accelerated Corrosion Test (120 cycles). ASTM B117-G85 Modified Salt Spray (Fog) Testing-2,000 hours. ASTM B117 Salt Spray (tested by ARL for Lockheed Martin). Cooling Capacity: 21,000/19,000 BTU. Heating Capacity: Volts Rated: 240/220 Volts. Cooling Amps: 11.6/10.3 Amps. Cooling Watts: 2,167/2,167 Watts. Energy Efficiency Ratio (ERR): 8.8/8.8. Moisture Removal: 7.0 Pints/Hr. Air Direction Controls: 8-Way. Air Circulation: 425 CFM. Refrigerant: R-410A. Net Weight: 171.0 Lbs. Ship Weight: 175.0 Lbs. Circuit Rating Breaker or T-D Fuse: 250V - 15A. Plug Face (NEMA#): 6-15P. Chassis Width: 25 15/16". Chassis Depth with Front: 27 3/8". Chassis Depth J Box To Louvers: 6". Chassis Height: 17 15/16". Window Width: 27 7/8" Min. - 42" Max. Thru-the-Wall Finished Hole Width: 26 3/16". Thru-the-Wall Finished Hole Depth: 6" Max. Thru-the-Wall Finished Hole Height: 18 3/16".