about background

What Size of Aircon do you Need?

Home Contact us

For a precise assessment of the correct size of airconditioner required, a qualified aircon installer will need to do an on-site check as there are a number of different factors to consider. The following information will however give you an approximate guide to the aircon capacity required for a particular area.

First multiply the length of your room by the width, check the table below and click on the applicable size required.

For a room of approximately Aircon Size Required
15 to 18 m² 9 000 BTU
20 to 25 m² 12 000 BTU
30 to 35 m² 18 000 BTU
40 to 45 m² 24 000 BTU
55 to 60 m² 30 000 BTU
Larger areas  
Residential Airconditioning
Commercial Airconditioning
What Size Aircon do you need
Importance of Quality Backup
About Us
Alliance Airconditioning