Library

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

Document providing background and approach for the prep work necessary prior to adding attic insulation - focusing on combustion safety, ventilation for indoor air quality, and attic ventilation for durability.

Article describing the control layers (air, thermal, and vapor barriers) needed to build homes successfully in very cold locations.

Article describing strategies for reducing the risk of ice dam formation on roofs in winter.

Report describing research testing results on roof truss to wall connections in light frame wood systems.

Information sheet presenting the correct methods for building an insulated cathedral ceiling.

Information sheet presenting techniques for installing cellulose insulation.

Article discussing the downside to recessed can lights.

Report highlighting the evaluation methods used and extent of wind washing found in a study analyzing wind washing in thirty-two two-story homes.

Article describing how ice dams form on residential roofs, how they damage homes, and solutions to prevent future dams.

Website providing an online calculator for determining energy and cost savings from installing radiant barriers in attics.

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

Article describing how insulating and air sealing unfinished attic spaces can lead to reduced energy bills in some homes.