Rooms with Multiple Shapes– Split the room up into multiple shapes, find the square footage of each individual shape, and then sum the square footages. BTUs of heat or cooling devices likeelectric fireplacesor air conditioners are communicated as “BTUs,” but this is shorthand for BTUs per...
Also, it can be used for a countless of other surfaces that are measured in square feet or square inches. If you are using a different measuring unit (like meters) be sure to use our converterhere. The importance of using a square footage calculator Knowing the square footage of an area ...