by Cooper Climate Control
Selecting a central air-conditioning system may give you pause when it comes to its price tag, but spending a few more dollars to get a high efficiency A/C system may be the better investment.
High efficiency equipment uses less electricity and can greatly increase your indoor comfort. And the payback period may be shorter compared to less a efficient system that costs more to operate.
The lowest efficiency rating stands at Seasonal Energy Efficiency Ratio (SEER) 13. In general, a system with the following features will raise the SEER, which gives you more efficient cooling: