Summer is a time of fun, laughter, swimming, barbecues, you name it. It is also a time for extreme heat in some places. How do you keep cool during those summer heat waves? While outside, you can always jump in the pool to cool off, but when you are inside, this is when your central air conditioning becomes your best friend! The key however is to know how to utilize your AC in order to maximize the indoor temperature while maintaining the utmost efficiency as far as your HVAC system goes.