Why Switching to a High Efficiency A/C Unit is a Wise Choice

https://dallasccqz688.wordpress.com/2019/05/20/why-changing-to-a-higher-performance-a-c-is-a-wise-choice/

Three-quarters of all homes in the USA and Canada have an A/C unit. Ac systems utilize about 6% of all the electrical energy produced in the United States, at a yearly expense of about $29 billion to property owners.