Library

Energy Star web page providing guidance on attic ventilation.

The manual covers residential zoning issues - multiple, single-zone, and central multi-zone systems - and includes advice on working with homeowners to adapt the heating or cooling system design to meet modern home design features.

The research report outlines a practical and cost-effective strategy utilizing central HVAC systems to optimize humidity control and ventilation in energy-efficient homes located in hot-humid climates, demonstrating significant improvements without requiring complex equipment upgrades.

Case study about high humidity, mold and condensation on surfaces in S. Florida, and how building characteristics cause and amplify these problems.

Article describing the building science implications of insulating vented or unvented attics.

Article describing the research into insulating vented versus unvented attics.

Article describing the difference between conditioned or unvented attics and unconditioned or vented attics.

Journal article reporting on field experience of unvented cathedralized (UC) attics in several environments in the United States.

Article outlining moisture accumulation in open cell spray polyurethane foam.

Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.

Article describing the risks associated with vented and unvented crawlspaces in different climate zones.

Report reviewing unvented roof assemblies, such as conditioned attics and unvented cathedral ceilings that are becoming common in North American construction.

Document summarizing the various papers on unvented conditioned cathedralized attics found on BSC's website.

Report focusing on the performance and durability of unvented-cathedralized attics in hot-humid climates with both tile and asphalt shingle roofing.

Building science report describing issues with vented attics in hot-humid climates and how sealed attic construction may be a solution.

Document outlining important safety considerations of ventless fireplaces.