The system you choose will affect your comfort, reliability and, just as importantly, your operating costs. Although high-efficiency units cost more to purchase, they more than pay for this additional cost in energy savings, ensuring lower operating costs for years to come. And, LIPA's rebate helps reduce the initial higher cost often associated with the purchase of higher-efficiency units. Additionally, proper sizing of the equipment is a major factor in the overall efficiency of your system. This function is performed by your contractor and can be as important to you as the efficiency of the unit you purchase.
Programmable thermostats can also help to reduce energy waste.
Overall, installing an energy-efficient central air conditioner can lower your air conditioning bill by as much as 30 percent. Contact your contractor or equipment supplier for this information. A heat pump is a device that moves heat from one location to another. Much in the same way as a central air conditioner, heat is extracted from indoors and transferred outdoors during the summer. However, air source heat pumps provide heating in addition to cooling.