what is the horsepower needed to cool a 15 sq.m room?how much hp needed to cool the 15sq. mtr room?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 much aircon horsepower for my 12 square meter 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 horse power for a 38sq mtr room?how to buy aircon what horsepower?how to know the horse power of aircon?how manu hp in 30 sqm room aircon?what size of aircon do i need for 15 sqm room??how many HP aircon i need for 14 sqm?HOW MANY HP ON AIRCON FOR A 12 SQUARE METER ROOM?