My Old R-22 Air Conditioner Stopped Cooling — Does It Really Need to Be Replaced? An older R-22 air conditioner that stops cooling does not automatically need to be replaced. This morning gave me a good real-world example. My son’s air conditioner w...

When an HVAC technician recommends an expensive repair or tells you your heating or cooling system should be replaced, getting a second opinion can be a reasonable next step. That doesn't mean the first technician is wrong. It means the decision is ...

When your heating or cooling system suddenly stops working, it’s easy to assume something expensive has failed. Sometimes it has. But some HVAC problems that produce dramatic symptoms can have surprisingly simple causes. Before assuming the worst, ...

When an HVAC system develops a major problem, homeowners are often faced with a difficult question: Should I repair it—or replace the entire system? There isn't one answer that works for every situation. An older system doesn't automatically need re...

Being told your heating or cooling system needs to be replaced can turn an ordinary service call into a major financial decision very quickly. Sometimes replacement is absolutely the right recommendation. But before making that decision, you should ...

When your heating or cooling system stops working, most homeowners are placed in a difficult position. A technician understands the equipment. You probably don't. Then you're presented with a diagnosis — and sometimes a repair or replacement decisio...