what is the horsepower needed to cool a 15 sq.m room?how much hp needed to cool the 15sq. mtr room?what aircon should i buy for room 15sqm?how many horse power aircon will i need for a 10 sqm room?how many horsepower for a 40 sqm room?how many square meter cooling area for .8hp aircondition?how much aircon horsepower for my 12 square meter room??how many HP aircon for a 16.4 sq m 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?how many horsepower airconditioner for a 29.5 square meter room?how much horsepower aircon should i have in my room?how to buy aircon what horsepower?what hp of aircon needed in 27 sq.m room?