Library

Report describing the use of mineral fiber insulating sheathing in a high performance enclosure retrofit package.

Document providing renovators and retrofit contractors an overview of considerations when including wall air sealing and insulation in an energy retrofit project.

Report covering the fundamental waterproofing strategies for tub and shower assemblies.

Report describing the work conducted for high performance hybrid assemblies.

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

Report explaining moisture-related concerns for high R-value wall assemblies and discusses past Building America research work that informs this study.

The next generation of building enclosures is a key step toward achieving high-performance goals through decreasing energy load demand and enabling advanced space-conditioning systems. Yet the adoption of high-R enclosures and particularly high-R walls has been a slow-growing trend because...

Report describing evaluation of several configurations of wall assemblies to determine the accuracy of moisture modeling and make recommendations to ensure durable, efficient assemblies.

Report on a study monitoring moisture conditions of double-stud wall assemblies with different insulation in Devens, Massachusetts.

Report providing guidance to air-sealing multifamily homes.

Document about development of models for evaluating thermal performance of walls in existing homes that will improve the accuracy of building energy simulation tools when predicting potential energy savings of existing homes.

Technical report describing research aimed to provide window manufacturers with foundational guidance for installing windows in walls with continuous insulation (CI), addressing critical aspects such as evaluating common installation methods, establishing acceptance criteria for window performance...

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

Report documenting actual energy savings of a retrofit project in Boulder, CO.

Research study exploring a test method measuring air leakage between units through common surfaces and air infiltration across exterior, noncommon surfaces of the enclosure.

Information sheet about how to reduce thermal bridging in walls.

Report covering the reconstruction of flood damaged homes.

Information about a roof retrofit using a metal, cool roof system.

Document explaining the benefits of evaluating and identifying energy efficiency retrofit measures that could be made during renovation and maintenance of multifamily buildings.

Report covering coating and back venting wood based claddings and trim.

Conference paper describing testing of the performance of fasteners used to attach rigid foam insulation to the exterior of walls.

Document describing issues of wind pressure resistance in walls with exterior rigid foam sheathing installed directly over framing members.

Case study of new home construction in the hot-dry and mixed-dry climate zones.

Research study investigating the thermal efficiency of fasteners, namely drywall screws and siding nails, in high-performance wood-framed walls.

Article describing the evolution of the IRC to permit class 3 vapor retarders (latex paint) in walls coupled with exterior continuous insulation to allow drying and reduce condensation risk.

Research study describing a detailed 3D computational fluid dynamics model that evaluates the thermal performance of uninsulated wall assemblies.

Report about a project with successful integration of numerous energy-conservation and renewable-energy features into a beautiful, comfortable, and very energy-efficient off-grid home.

Report summarizing NRELs efforts to develop diagnostic test cases to conduct accurate energy simulations when phase change materials (PCMs) are modeled in residential buildings.

Article describing sustainable community development of near zero energy homes in Greenfield, Massachusetts.

Report describing the design and construction of a highly energy efficient community of ten duplexes in Greenfield, Massachusetts.