Library

Article describing methods for venting a vented attic and a roof assembly over an unvented attic.

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

Article describing issues with attic ventilation fans and why the state of Georgia residential code does not allow plug-in attic ventilation fans.

Report documenting the results of a NYSERDA-funded research project to demonstrate the costs and benefits of a best practice systems approach to improving exhaust ventilation system performance in five multifamily buildings in New York State.

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

Document describing recommended modeling rules, potential compliance credits, and eligibility criteria for residential night ventilation cooling systems for California’s Title 24 energy efficiency standards.

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

Document presenting analysis results, focusing on relative humidity (RH) excursions, which are defined as unique events of indoor RH above a threshold.

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.