Things you need to consider before calculating the btu output for your room.
Btu for room size meters.
ø measure the height width and length of your interior space.
Living room with double glazed window 4 8m l x 4 8m w x 2 4m h 55 3 x 135 allowance for double glazed windows 7465 btu you will require 2 x radiators with a btu output of at least 3733 btu.
Please select one element of the room office to consider when calculating the perfect sized air conditioner.
Number of people inside regularly.
Room office characteristics.
ø calculate the amount of heat that is lost from your room.
If your rooms are unusually shaped separate them into rectangles and then add them together to get the values.
What rooms or spaces are above and below the room and what insulation does the room have.
Once you ve inputted the height width length and other details about your room simply click calculate and you ll have your required btu measured at delta t 50 c.
To calculate your btu all you need is a tape measure or laser measurement tool.
To get this value consider the number of doors and windows in your room.
General purpose ac or heating.
Use this calculator to estimate the cooling needs of a typical room or house such as finding out the power of a window air conditioner needed for an apartment room or the central air conditioner for an entire house.