Link to Building America study on exterior insulation retrofits
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Here is a link to a recently published Building America study on several exterior insulation retrofit projects:
Project Overcoat — An Exploration of Exterior Insulation Strategies for 1½-Story Roof Applications in Cold Climates
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Replies
J,
Thanks! The study focuses on retrofitting exterior rigid foam above the roof sheathing of existing homes to address ice damming problems.