Giving a straightforward answer to this question might sound alarmist, so before we give that answer, here’s important information to know:
Gas furnaces are built to the highest safety standards for use in homes and rarely create dangers for households where they are used as long as the furnace is cared for properly and repaired as needed.
If gas furnaces were a routine danger for homes, they would never be allowed in homes in the first place! So please take solace knowing that with the right assistance from West Chester, PA, HVAC experts, your furnace should offer you years of safe operation.
However, yes, your gas furnace can become dangerous.