• Anticipate potential air leaks ahead of time.
  • Only use high quality duct mastic and duct seal tape
  • Make sure to seal all connections and joints
  • Make sure to seal the boots as well
  • Seal any penetration in the air handler
  • Penetration between conditioned and unconditioned areas such as basements, attics and crawl spaces are sealed.
  • Conduct a duct leakage test before drywall installation so leaks can easily be found and fixed.
  • Refer to the image below for common areas of air leakage