How big of an ac unit do i need for a 1500 sq ft house?

What size air conditioner do I need? Table of contents · How to calculate the size of. To calculate the size of air conditioning you need, calculate the square footage of your house and multiply it by 20 to get the necessary BTUs. Every 12,000 BTU equals one ton. Packaged HVAC systems are a great choice if you're looking for a convenient way to cool your home without the hassle of installation.

While an HVAC professional or an HVAC system installation company can help you determine the right size, it's good to understand the basic parameters before investing in a new one. In addition to negatively affecting both the comfort of your home and your pocket, an inadequately sized air conditioning system will also operate inefficiently. Another method for sizing air conditioners is to determine the size of the air conditioning system that is currently installed. One of those variables is insulation, and another complete set of variables is the type and number of windows in the space, the number of floors in the house, the type of construction, etc.

These units combine outdoor and indoor units in an optimized package, making them easy to install and maintain.