Library

ENERGY STAR specifications for residential window, door and skylights, Version 6, effective January 1, 2015.

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

A guide for homeowners on determining the risks from tornadoes and hurricanes and selecting a safe room type and location, as well as providing detailed plans for safe room construction.

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.