• It helps reduce overheating during the summer months, thereby extending the life of the roof shingles.
  • Even after carefully sealing air leaks from the house, it’s possible for water vapors to seep into the attic. Ventilation serves as a second line of defense against this moisture.
  • A well-ventilated, cooler attic prevents the formation of ice dams on the eaves, which can lead to water infiltration during thaw periods.

Attic insulation