Library

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.

Report comparing a variety of roof insulating strategies to present their advantages and disadvantages according to several comparison criteria.

Guide describing methodologies for assessing and mitigating thermal bridging in building envelopes, featuring detailed performance data, interface solutions, and assembly-specific strategies for energy-efficient construction.

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

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.

Article describing correct ways to eliminate water damage by incorporating a sacrificial layer to foundation walls and footings.

Website of the Cold Climate Housing Research Center.

Information sheet with information about insulating and ventilating attics.

Case study characterizing the framing factors for the exterior walls, ceilings, and floors of 180 wood-framed low-rise residential buildings across the United States.

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.

Information guide describing issues with concrete floors, in multiple climate zones.

Report covering insulating crawlspaces.

Report outlining how conditioned crawlspaces perform better than vented crawlspaces in terms of safety, health, comfort, durability and energy consumption.

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.

Article describing research encouraging use of exterior insulation to warm interior sheathing surfaces in walls and roof assemblies to reduce the likelihood of condensation during cold weather

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

Article describing the difference between conditioned or unvented attics and unconditioned or vented attics.

Report exploring alternative methods to find long-term solutions to energy loss in 1 ½-story homes to save energy, improve comfort, prevent frost buildup on the underside of the roof deck, and reduce the risk of ice dam formation/reformation.

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.

Article discussing whether or not to seal and insulate crawlspaces.

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

Article describing the importance of air sealing, insulation, and roof ventilation in reducing the likelihood of ice dam formation on roofs in cold snowy climates.

Report covering exterior energy retrofits of masonry buildings.

Guide informing architects and engineers about designing buildings to be constructed with structural insulated panels.

Information about dense pack, cellulose insulation.

Article describing the difference between swales and hugels (berms used to create soil from woody debris).

Information sheet with HVAC duct insulation, testing, maintenance and performance information.

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

Webpage from U.S. Department of Energy describing using Earth-Sheltered home building techniques in hot climate zones.

Report on problems and solutions with EIFS stucco wall cladding systems.

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

Website describing the U.S. Environmental Protection Agency's ENERGY STAR New Homes and Apartments program with links to builder and homeowner resources.

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.

Homebuilding’s simple payback estimator for an insulation upgrade – the type and amount of insulation, square footage of the area, recent utility bill, and a quote from insulation contractor.

Information sheet briefly summarizing double stud with spray foam wall construction including the advantages and disadvantages of this construction strategy.