Heating, Ventilating, and Air Conditioning (HVAC) may be the biggest user of energy in your building -– about 42% of your total energy bill. To better manage your costs, trim those bills remember to turn it off heating and cooling when not needed. And if necessary, make improvements to get the most efficiency out of your HVAC - run it less; and make it more efficient.
Controlling thermostat settings
- During the summer months, set your thermostat at 78°F degrees or higher. For every degree warmer you'll save about 2% on your electric bill.
- During the heating season, keeping the temperature a little lower if possible – it can really pay. Your savings will depend on how much you lower the thermostat setting and how cold the climate is.
- Place a locking device over thermostats, if necessary, to keep employees from adjusting the temperature.
- Reduce Eliminate unnecessary use of your HVAC system during unoccupied hours. When your building is unoccupied, adjust the heating and cooling system's temperature as appropriate.
- Install a programmable thermostat or a time clock to help ensure regular temperature modifications and comfort when you need it.
Properly maintaining your HVAC system
- Replace air filters regularly
- Make sure your thermostats give true readings. If your a thermostat setting in the summer, for instance, is 78°F degrees but the real temperature is 75°F degrees, the cooling units are running much more than necessary.
- Inspect duct work and , repair leaks, both large and small. If you have a forced air system, make sure the ducts are delivering all the heat and cooling to where they're needed.
- Have your heating and cooling units regularly serviced by a licensed contractor.
- Have your contractor: Have your contractor do the following:
- Select the best heating and cooling system settings
- Test, clean, and adjust your boiler or furnace
- Adjust air ducts registers
Buying efficient equipment
Cooling equipment failures can put you out of business while you're waiting for repairs or replacements. If your air conditioning unit is more than over 10 years old, consider replacing it with a high efficiency unit. This may be an opportunity to upgrade your HVAC system to a high efficiency unit and lower your energy costs.