Switch your ceiling fan to turn in a counter-clockwise direction in the summer; in the winter, run it at low speed, but clockwise.
Close your exterior doors and windows tightly when the AC is on. Save even more by turning off kitchen and bath exhaust fans after use.
Sign up for EnergyWise® Home, a free program that can pay you up to $147 a year to help manage Florida’s energy use.
Keep interior doors and air vents open. This allows air to circulate freely throughout the home.
Change or clean your AC's air filters at least once a month to keep your system running at peak performance.
Get a free Home Energy Check. It can help determine whether your home has leaky ducts -- which can waste up to one-third of your heating and cooling costs.
Choose a high-efficiency AC with a Seasonal Energy Efficiency Ratio (SEER) of 14 or greater. Not only will your AC be more efficient, you could also be eligible for a rebate up to $350.
Make saving automatic: Set your thermostat fan switch to "auto" and save up to $25 a month. Leaving it in the "on" position keeps air running constantly.
Block the sun from overheating your home. Using shades, blinds and drapes to keep the sun out during the day will also help protect furniture and carpeting from fading.
Give your AC a tune-up. Running an inefficient AC system can result in high monthly bills.
Avoid setting your thermostat at a colder setting than normal when you turn on your air conditioner. It will not cool your home any faster and could result in excessive cooling and, therefore, unnecessary expense.
Repair leaky air ducts. Duke Energy will pay the first $150 toward qualified repairs.
Install R-38 attic insulation and seal any attic leaks to reduce high home cooling costs. You’ll save money each month and may qualify for a Duke Energy rebate up to $200.
Decorate for a cooler home by hanging light-colored curtains that allow light to enter a room while blocking some of the sun’s rays, and using light-colored paint to reflect heat.
Plant trees and use outdoor awnings to provide shade on the sunny side of your home.
Use ceiling fans to cool off for less. Ceiling fans can make you feel three to four degrees cooler. Be sure to turn them off when you leave – fans cool people, not rooms.
Raise the temperature on your thermostat to 78-80 degrees for cooling. You’ll save 7 percent or more of your cooling costs for each degree above 78.
Install a programmable thermostat to adjust your temperature during the day. When properly installed and set, you could save up to $180 per year in energy costs.
Add door sweeps to stop conditioned air from escaping through the gap under your doors.
Combat energy lost from leaks through electrical switch covers and outlet covers by installing inexpensive gaskets underneath these covers.
Install high-performance windows with double-glazing and spectrally selective coatings that reduce heat gain and avoid cranking up your AC. When you upgrade, you can receive a Duke Energy rebate up to $400.
Eliminate "hot spots" in your home by using high-performance windows, solar window screens and qualified window films.
Consider high-performance windows before you replace your AC system. They’re so efficient that they may help reduce the size and cost needed for an AC unit. Have them professionally installed to minimize the amount of solar heat in your home.
Install high-performance windows with double-glazing and spectrally selective coatings that reduce heat gain and avoid cranking up your AC. When you upgrade, you can receive a Duke Energy rebate up to $250.
Try window film as a lower-cost upgrade; it’ll help keep the heat out in the summer.
Seal around your windows with caulk to stop any leaks.
Look for the National Fenestration Rating Council label when shopping for new windows: it means the window's performance is certified.