At Ask Me Help Desk you can ask questions in any topic and have them
answered for free by our experts. To ask questions or participate in
answering them you must register for a free account. By registering you
will be able to:
Get free answers from experts in any of our 300+
topics.
A air conditioner only cools the air but a heat pump not only cools the air in the summer but provides heat in the winter. This changeover is accomplished by a valve that changes the direction of the refrigerant flow in the outside unit.