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Treesearch

Venting of attics & cathedral ceilings

Informally Refereed
Download (PDF 298 KB): https://research.fs.usda.gov/download/treesearch/22164.pdf

Abstract

Current building codes typically call for attic ventilation to minimize condensation on the underside of roof sheathing. Summer cooling of attic air, minimizing ice dams, and extending the service life of the roof materials often are cited as additional benefits of attic ventilation. In fact, most asphalt shingle manufacturers warrant their products only for ventilated roofs.

Citation

Rose, William B.; TenWolde, Anton. 2002. Venting of attics & cathedral ceilings. ASHRAE journal. (Oct. 2002): pages 26-33.