RUTLAND Fiberglass Insulation is an insulation strip with a peel-off, self-adhesive backing that is ideal for forming a smoke- and gas-tight seal between a fireplace insert and existing masonry. For the best performance, replace insulation every time the insert is removed for cleaning.
  • 10′ long by 1-1/2″ wide Self-Adhesive Strip
  • Rated up to 225°F (105°C)
  • Made in the USA