Ключевые слова: ac, air, air cleaning, air conditioner, air conditioning, aircondition, apartment, architecture, background, bill, blower, building, business, central, clean, climate, cold, comfort, comfortable, compressor, condenser, condition, conditioner, conditioning, construction, consumption, control, cool, cooler, cooling, drain, electric, energy, energy bill, facade, heat, hot, indoors, installation, payment, refrigerator, regulation, residence, residential, temperature, urban, value, ventilation,