Library

Research study discussing how housewraps restrict or permit the passage of water molecules based on size, but cannot control the direction in which the water vapor molecules move.

Report considers a number of promising wall systems that can meet the requirement for better thermal control.

Guide informing builders and developers about efficient building practice for constructing homes with structural insulated panels.

Part I of the Guide addresses walls constructed with 2x6 wood frame studs, wood structural panel (WSP) sheathing as exterior sheathing, gypsum board as interior sheathing, and a cladding system installed over WSP sheathing in low-rise residential buildings up to three stories in height.

Report about the Advanced Envelope Research effort will provide factory homebuilders with urgently-needed, cost effective methods for meeting emerging energy code requirements.

Report assessing slab-on-grade foundation insulation energy savings.

Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.

Document with information about the most practical methods to achieve whole-wall performance of R-30 or above.