More than 64 million homes in the U.S. use natural gas to supply them with heat during cold weather, and most of these homes use a furnace for the job. It’s not surprise that gas furnaces remain the #1 option for winter comfort: they can deliver high levels of heat and deliver them fast—all without putting a huge drain on a household’s budget.
Using natural gas, however, brings with it a few cautions. Although gas furnaces are constructed to be as safe as possible, there are potential hazards they can run into. The most concerning one is the cracked heat exchanger. When this happens, can the problem be repaired? Or is it time for a new furnace installation altogether?
Last winter we posted some steps to take to make sure your 
Fall is a slower time of the year when it comes to HVAC work because the hot weather subsides, taking the pressure off air conditioners, but the true cold weather hasn’t set in yet, keeping furnaces and other heating systems inactive. But there’s an important HVAC job that needs to be done at this time of year, which is regular professional maintenance for a home’s heating system.
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