Library

Document outlining building science principles about air flow, heat flow and moisture flow in homes.

Training manual on how to locate ducts within conditioned space and compact design.

Article describing research encouraging use of exterior insulation to warm interior sheathing surfaces in walls and roof assemblies to reduce the likelihood of condensation during cold weather

Central return designs require an open pathway between the room and the heart of the house where the return grill is located.

Guide describing details that serve as a visual reference for each of the line items in the Thermal Enclosure System Rater Checklist.

Article discussing the risks that can occur from undercutting bedroom doors to provide return airflow from bedrooms, as well as corrective measures that can be taken to address these risks.