what aircon should i buy for room 15sqm?What air con horsepower do i need to cool my 15 sq.m. room??how many horse power aircon will i need for a 10 sqm room?how many square meter cooling area for .8hp aircondition?how much aircon horsepower for my 12 square meter room??How much aircon horsepower per sq meter in room??what aircon horse power to 16 sq. meter room?how to know the horsepower of aicron for a room?how many horsepower need to cool 9x9 feet room?what hp of aircon needed in 27 sq.m room?HOW MUCH HP IS NEEDED FOR AIRCON FOR 7.5 SQ. M?how many aircon hp for 45 square meter room?how many hp aircon for 15 square meter?how much horsepower is good for a room aircon?How many HP aircon required for 7 square meter room?