Library

Report providing builders in the hot-dry and mixed-dry climates with guidance for building homes that have whole-house energy savings of 40% over the Building America benchmark with no added overall costs for consumers.

Fact sheet poster describing how to add exterior, continuous, rigid insulation to the exterior walls when replacing siding on an existing home.

Report that collected field data from a whole-home program in Illinois are utilized to compare marketplace-installed measures to the energy saving optimal packages previously developed for 15 housing types.

Report on adding insulation to load-bearing mass masonry buildings.

Report analyzing design heating load sizing methods for superinsulated homes in cold climates and comparing them to the actual energy usage to determine if the building load calculation methodology should be changed for calculating the design heating load of these homes.

Report about a building project in the marine climate.

Report focused on foundation insulation R-values for cold climates and the design, construction, and performance implications.

Report about a project that examines implementation of advanced retrofit measures in the context of a large-scale weatherization program and the archetypal Chicago, Illinois, brick bungalow.

This report outlines research activities that are expected to facilitate the adoption of energy retrofits by remodeling contractors and roofing contractors using retrofit panels which applicable to many existing house designs in most climates and markets.

Report summarizing commissioning, short-term testing, utility bill data analysis, and results of on-site monitoring of a deep energy retrofit.

Brochure explaining the essential basis for advanced framing and some of the more common advanced framing details.

Information sheet about insulating slabs.

Information sheet providing recommendations on the installation of vapor control layers.

Article describing selecting insulation for minimizing condensation risks.

Case study about Artistic Homes of Albuquerque, New Mexico, the first home builder in the United States to offer true net zero energy construction to the average home buyer on every home it builds.

This report will review, and summarize the current state of understanding and research into enclosures with higher thermal resistance, so-called “High-R Enclosures.” Recommendations are provided for further research.

Research study describing a number of promising foundation and basement insulation strategies that can meet the requirement for better thermal control in colder climates while enhancing moisture control, health, and comfort.

Document presenting some of the key technical properties of many of the most common building materials.

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

Reference investigating the strategy of using buried and/or encapsulated ducts to reduce duct thermal losses in residential buildings.

Report describing a deep energy retrofit project for a two-family wood framed home located in Belmont, Massachusetts.

Report identifying housing characteristics and energy use for fifteen single-family housing types and specifies measure packages that provide an optimum level of energy savings based on a BEopt analysis.

Report on the stability of furring strips as a means for cladding attachment over walls with thick exterior rigid insulation.

Article describing correct ways to attach rigid insulation to the exterior of commercial and residential buildings.

Research study describing an experimental and theoretical investigation of the energy and hygrothermal performance of retrofit foundation insulation systems in climate zones 6 and 7.

Report on heating and cooling air-distribution ducts that are insulated, installed close to the ceiling in a vented attic and covered with attic insulation to minimize energy loss.

The Guide addresses walls constructed with 2x4 wood frame studs, wood structural panel sheathing (WSP) as wall bracing and added backing for foam sheathing, a layer of rigid foam sheathing insulation up to 1.5 inches thick over the WSP, and a cladding system installed over the foam sheathing in low...

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.

The Guide addresses walls constructed with 2x4 wood frame studs, wood structural panel (WSP) sheathing as wall bracing and added backing for foam sheathing, a layer of rigid foam sheathing insulation up to 1.5 in. thick over the WSP, and a cladding system installed over the foam sheathing in low...

Document presenting step-by-step process for installing rigid insulating sheathing over wood studs or house wrap.

Research report anayzing the results of a large retrofit project, turining an old school into near zero energy consumption apartments in Greenfield MA.

Research study examining the opportunities for cost-effective energy efficiency and renewable energy retrofits in residential archetypes constructed before 1980 (Pre-Code) in 14 U.S. cities.

Information sheet about crawlspace insulation, including installation details.

Job Process sheet for the manufactured housing industry showing how to cut insulation batts to fit wall cavities in a factory production environment.

Report outlining the issues with using existing ducts with a new low-load HVAC system, which reduces throw at supply registers causing decreased mixing of supply and room air, leading to potential thermal comfort complaints.

Case study describing foundation wall moisture studies at a research facility in Minnesota run by Building America team NorthernSTAR.

Report outlining the steps of translating a new home construction scope of work (SOW) to SOW for retrofit.

Document providing descriptions of the many insulation options available to homeowners, along with guidance on where, when, and how to install insulation throughout your house.

Research study examining efficiency retrofit opportunities, typical renovation practices, and pathways for achieving U.S. Department of Energy (DOE) goals for existing homes in Florida.

Report investigating performance and energy savings potential of heat pump water heaters.

Document presenting a simple starting point to determine the most cost-effective Energy Savings Measure Packages (ESMP) for existing homes to achieve 15% and 30% savings in 37 locations across the United States.

Report exploring feasibility of designing prescriptive retrofit measure packages for typical Chicago region multifamily buildings in order to achieve 25% source energy savings.

Report analyzing results in crawlspace retrofits in multifamily buildings.

Report summarizing post-retrofit results for 13 existing homes in a deep energy retrofit pilot program.

Report evaluating opportunities to improve and streamline delivery of residential retrofit measures.

Research study documenting market-ready energy solutions to improve the efficiency of new affordable housing in the marine climate of Washington State.

Report examining implementation of an exterior insulation and over-clad strategy for brick masonry buildings in Chicago.

Case study describing novel technique for installing exterior spray foam on foundation walls that uses high-pressure water sprayer and a “hydro vac” to remove dirt along the foundation wall.

Report about an expert meeting focused on issues surrounding cladding attachment and performance of walls with exterior insulating sheathing.

Expert meeting report describing the need for greater understanding of foundation systems including moisture and insulation issues.