As a seasoned HVAC professional with over 7 years of experience, I have been asked countless questions about air conditioning units. However, one question that seems to come up time and time again is how many square feet a 3-ton air conditioner can effectively cool. While the answer may seem simple, there are actually several factors that can impact the cooling capacity of an air conditioner. In this article, I will share my expertise and provide you with a comprehensive guide on how to determine the cooling capacity of a 3-ton air conditioner. By the end, you will have a better understanding of what factors to consider when estimating the square footage that can be cooled by this type of air conditioning unit.