For all things heat pumps in Haverford, PA, you can depend on O'Brien Heating & Air Conditioning. Heat pumps are a cost-effective and efficient way to warm your house. They work in conjunction with your furnace, pulling warm air from the environment outside to heat the house until temperatures drop below freezing. Then, your home’s furnace kicks in. Our NATE-certified and factory-trained installers and heat pump installation technicians work on all models of heat pumps and have the years of experience to accurately troubleshoot even the trickiest appliance. Give us a call today for flexible appointment scheduling or emergency heat pump service!