top of page
  • hdhornesprayfoam

How to Properly Insulate an Attic to Prevent Ice Dams



Ice dams can wreak havoc during winter, causing roof damage and potential water leaks inside your home. The good news? Properly insulating your attic can stop these dams from forming in the first place.


1. Assess Current Insulation: Check your attic's insulation for type, thickness, and condition. Replace or supplement inadequate or damaged insulation.


2. Choose High R-Value Insulation: Go for insulation with a high R-value, like fiberglass or cellulose.


3. Seal Air Leaks: Look for gaps around pipes, vents, and fixtures, sealing them to keep warm air in.


4. Insulate the Attic Floor: Stop warm air from melting roof snow by insulating between the joists on the attic floor.


5. Ventilation Matters: Ensure proper attic ventilation with soffit vents and ridge vents to prevent overheating and ice dam formation.


6. Vapor Barrier for Moisture Control: Add a vapor barrier to prevent moisture from entering the attic in colder climates.


7. Focus on Eaves: Insulate near roof eaves where ice dams form, closing any gaps.


8. Roof Insulation for Non-Vented Attics: Insulate the roof's underside with rigid foam insulation for a continuous thermal barrier in non-vented attics.


9. Call in the Insulation Experts: Unless a homeowner has experience in this area, it's almost always best to contact insulation experts before performing any major work on your home insulation.


Final Thoughts: Insulate Your Attic to Prevent Ice Dams


Properly insulating your attic is a proactive measure to prevent ice dams and protect your home during the winter. By creating an effective thermal barrier and ensuring proper ventilation, you can maintain a comfortable and secure living environment while minimizing the risk of ice dams forming on your roof.


Call HD Horne Spray Foam and Insulation today so we can help ensure all areas of your home are properly insulated!


4 views0 comments
bottom of page