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?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 horsepower for a 40 sqm room?how many square meter cooling area for .8hp aircondition?how to know the horsepower of aicron for a room?how many horsepower need to cool 9x9 feet room?how many horse power for a 38sq mtr 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?how many horse power of an aircondition to be placed in a meduim bed room??how many aircon hp for 45 square meter room?