As winter draws in and the weather gets colder, you want to be able to turn on your heater and have it blow warm, comforting air into your space. If this doesn’t happen and it blows cold air, this can be incredibly frustrating and disconcerting. It may even require calling in an HVAC professional to help with the problem.
There are many reasons why your HVAC system might be blowing cold air. A few of these are listed below.