The production of condensate also requires the installation of a heat exchanger condensate drainage system. In a typical installation, this is the only difference between a condensing and non-condensing boiler.
Fresh pork can last about as long as beef, but five days is the max. The USDA says to eat fresh pork within two days if itâs been sitting in the fridge, or freeze it within five days to prevent a buildup of bacteria.
So when you ask âhow long can my furnace last?,â the short answer is 25 to 40 percent longer than averageâif you treat it well. Todayâs furnaces versus those of 40 or 50 years ago will average between 13 and 20 years of useful life.