As a rule of thumb, 400 square feet per 12,000 BTUs (12,000 BTUs equals one ton of air conditioning). However, you must account for other factors, which will affect the total heat load. Find your cooling need.
As a rule of thumb, 400 square feet per 12,000 BTUs (12,000 BTUs equals one ton of air conditioning). However, you must account for other factors, which will affect the total heat load. Find your cooling need.