How to troubleshoot the issue on your own before calling for service:

Is your boiler not heating like you hoped. We're happy to help, or you could follow these steps to help diagnose the problem...

Grinding noises definitely indicates something needs fixing. Squealing is a also sign that there has been a mineral build-up in the pipes.

Are some rooms are too hot while some rooms are too cold? Has the heating bill has seen a dramatic rise?

Here are some signs that it could be time to get rid of your old AC: