In this installation in Bristol,Connecticut 5 major issues were addressed common to homes with ice dams and icicles. 1. Poor Ventilation due to insulation over soffit vents. 2. Cracks in roof decking allowing heat loss and gain.3. Duct work in the attic. 4. Chimney coming up through the attic. 5. Typical mass insulation had lost its R Value. Eshield to the Rescue!