RR-1006: Building America Special Research Project—High-R Roofs Case Study Analysis
Building Science Digests are information articles intended for professionals. The author and the publisher of this article have used their best efforts to provide accurate and authoritative information in regard to the subject matter covered. The author and publisher make no warranty of any kind, expressed or implied, with regard to the information contained in this article.
— filed under: moisture-Diffusion/Vapor Pressure, moisture-Roofs, airflow-Indoor Air Quality, radiation, moisture-Vapor Permeance, climate-Building design and climate, doc-Digest, moisture-Convection/Air barriers, guidance-Roof design, enclosure-Roof assembly, comp-roofs
The following report is an excerpt from the 2010 Building Science Corporation Industry Team Building America Annual Report. The goal of this research is to find optimally designed, cost effective roof insulation systems that can be included with other enclosure details to help reduce whole house energy use by 70%. This report will compare a variety of roof insulating strategies and present their advantages and disadvantages according to several comparison criteria.