... -hour solar power driven air conditioning for cooling, heating and domestic. Vicot solar air-conditioning features1, Facilitates 24-hour solar power driven air conditioning for cooling, heating and ... , Return on Investment of 3.5 years over conventional electric air conditioners (in 800W/m radiation, 3200 insolation hours/year).7 ... /m2, the sun light hour per year: 3200 hours). Solar Air Conditioning