If you have a heat pump in Lancaster, PA, then you depend on this appliance throughout the year. In the summer months, you use it for cooling. During the winter, the unit warms your home. Keeping this heating and cooling system in great shape will help you stay comfortable in any weather. Heat pumps work by removing heat from one place and moving it to another. For cooling, the unit pulls heat from the indoor air and transfers it outside. To warm a building, the pump draws outdoor heat and delivers it indoors. As long as the system is working properly, this one unit can do it all. To ensure that that happens, make heating and cooling services with Comfort Pro, Inc. a priority.