Why is there ICE in my Attic and where did it come from?

• Ice Dams are created when the Hot Moist Air Rises from the Interior of the Building.  
• Any snow built up on the roof will now also thaw and refreeze at the gutter area and build up eventually working its way under the shingles and into the home.

• As the Hot Moist Air Rises into the Attic and meets the Roof Framing System.  Condensation Occurs on the Cold Framing Members consisting of: Rafters, Roof Trusses, Roof Decking

• As the Condensation Cools the Moisture in the Air Freezes on the Roof System and is why venting the attic is suggested.

Example 1 of how Ice Dams Form in the Attic 

Example 2 of How Ice Dams Form in the Attic

Read how Ice Dams are Prevented in upcoming Blog Post or 

view prior Green Blog Posts on Attic and Attic Insulation

Roof and Attic Ventilation | St Louis Renewable Energy

Oct 25, 2010

The construction industry's leading researcher explains why what we think is true often isn't, and how some of our best hunches, based on observation of field performance, have paid off with problem-free attic assemblies. by William B. Rose ...

http://stlouisrenewableenergy.blogspot.com/

Attic Insulation and Attic Energy Solutions | St Louis Renewable ...

Jul 19, 2010

-Attic Insulation-I've put a little information to help assist in explaining 'Attic Insulation for a Home'. I take a whole house approach to improve a Home's Energy Reduction Needs. The Attic Area and Attic insulation being just ...

http://stlouisrenewableenergy.blogspot.com/

Attic Insulation | St Louis Renewable Energy

Aug 27, 2011

Attic Insulation. - Proper Insulation Levels in your Attic coupled with Ventilation will save you Money on your Energy Bills. Certified Insulation Installer for: Batt Type, Spray Foam, Loose Fill-. Green and Eco Friendly options are always available.

http://stlouisrenewableenergy.blogspot.com/

Snow on Roof or Lack Snow is a sure sign... | St Louis Renewable ...

Nov 27, 2010

Lack of Insulation In the Attic; Air Infiltration from the Interior of the House into the Attic Area; Uninsulated Heating Ducts inside the Attic. Scotts Contracting can Inspect your Attic for Proper: Insulation Levels; Adequate Ventilation; Uninsulated ...

http://stlouisrenewableenergy.blogspot.com/

Weatherization Tips- Home | St Louis Renewable Energy

Jul 03, 2011

Attic Insulation-I've put a little information to explain Attic Insulation for a Home. It takes a whole house approach to Reduce a Home's Energy Needs. The Attic Area and Attic insulation being just one area. When Combined with a Green ...

http://stlouisrenewableenergy.blogspot.com/

Snow on Roof-Opportunity to Check Insulation Level | St Louis ...

Mar 27, 2011

Snow on Roof-Opportunity to Check Insulation Level. This last snow we received yesterday is the perfect opportunity to see if your attic is properly insulated. Take a look at the Roof of your Home. -Lack of Snow on your Roof is a sure indication ...

http://stlouisrenewableenergy.blogspot.com/

Insulation, Energy Audit, and Weatherization Services for St Louis ...

Oct 19, 2011

With my Preliminary Figures using a Guesstimate ($400) on your current Energy Bill and using the Dept of Energy's Estimate of 20% Savings for attic retrofits. I've determined that by Sealing your Air Leaks and Adding Insulation to the Attic the ...

http://stlouisrenewableenergy.blogspot.com/

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