Places to Check for Leaking Air Prior to Furnace Service in Your the Main Line Home10/21/2015 Ahead of your annual furnace service appointment, take some time to check around your home for areas that may be responsible for escaped warm air. Leaky doors and windows and other areas sap your furnace’s efficiency. You could be losing money on your utility bills! Simply identifying leaks could make a huge difference in your energy savings. Repairing many cracks and leaks can be a simple DIY project that could help you save money for years to come. By sealing these leaks, you’ll also get the most benefit from your annual furnace service. Can you think of a better HVAC-related scenario than improving energy efficiency and saving money, all while making your home more comfortable? So where should you check for those irritating leaks? The attic. A great deal of air can escape through your attic. Here are some specific areas to check: Stud cavities could be open or uninsulated, permitting air to easily leak out. You’ll wind up with a chillier home and a higher utility bill. Remember your attic access doors when you replace or install weatherstripping in your home. It’s not uncommon for people to overlook them and they can let a substantial amount of heat escape. Any openings into your house. A lot of heat is lost through windows and doors. Look at your weatherstripping. If it’s cracked or torn, it’s time to replace it. Inspect the caulking on all of your windows, checking both inside and outside. Just use a caulking gun to seal any holes you notice. Cover any gaps around your chimney and flue (if you have a chimney) to thwart air from escaping. There are so many ways to make certain you get the most out of your preventive furnace service, but following this list will give you a big advantage. You’ll be more comfortable and your home will be more efficient. At O'Brien Heating & Air Conditioning, we are happy to answer your questions about these tips. And, if you need to set up a furnace service appointment, give us a call at 610-626-2540 or schedule an appointment online.