what is the horsepower needed to cool a 15 sq.m 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 many horsepower for a 40 sqm room?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 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?what hp of aircon needed in 27 sq.m room?how to know the horse power of aircon?HOW MUCH HP IS NEEDED FOR AIRCON FOR 7.5 SQ. M?how to know horsepower of aircon needed in my room?how manu hp in 30 sqm room aircon?