Understanding the ages of your water heater, heating system, and major appliances can significantly impact your home sale. Buyers and their inspectors will ask about these details. Anything you can document upfront helps your sale feel “low drama” and well-cared-for. How old are your furnace and water heater? Why Appliance Age Matters When You Sell Older systems are often the first things buyers and inspectors flag as potential future expenses. Even if they’re working fine t