Library

Research study outlining results of monitoring a low temperature heat pump.

Web resource that lays out the pre-work considerations, methods and finishes for installing mechanical insulation.

Website providing medical information about malignant mesothelioma, a cancer related to asbestos exposure.

This report investigates whether mini-split heat pumps can live up to their potential for one market segment: multifamily retrofits.

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

EPA guidance document providing information on moisture control in buildings.

Report about exterior sheathing insulation and inward driven moisture issues.

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 on the use of vapor diffusion ports to reduce moisture issues with buried ductwork in unvented attics in hot-humid climates.

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 detailing a three-winter study on unvented roof assemblies in a cold climate, assessing insulation material, ridge diffusion vent presence, vapor control membranes, relative humidity, and interstitial airflow. Results indicate that utilizing air-permeable fibrous fill insulations in unvented...

Report detailing a three-winter study on unvented roof assemblies in a cold climate, assessing insulation material, ridge diffusion vent presence, vapor control membranes, relative humidity, and interstitial airflow; results indicate that utilizing air-permeable fibrous fill insulations in unvented...

Report providing guidance to air-sealing multifamily homes.

Study in which a central heat pump water heater system was monitored in detail and used to create a model for assessing similar systems in various climates.

Database compiling extended capacity data for numerous cold climate heat pump manufacturers and models.

Report demonstrating cost-effective energy savings targets as well as improved comfort and indoor environmental quality associated with deep energy retrofits by a large public housing authority as part of a larger rehabilitation effort.

Guide providing information on controlling attic ductwork sweating.

Document on the development of two simple in-home efficiency test methods that can be used by technicians, researchers, or interested homeowners to verify the correct operation and energy efficiency of a homes air conditioning and heating equipment.

Report studying the specification, implementation, and energy savings from an EER in a group home, with an energy savings goal of 30%.

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

Report presenting the results of a study evaluating retrofit solutions for addressing the effects of wind washing on homes.

Article from Smarter Homes NZ on home building techniques that incorporate passive cooling.

Report providing information about improving the energy efficiency and long-term durability of the buildings that are being reconstructed post Katrina in New Orleans.

Report providing information about improving the energy efficiency and long-term durability of the buildings that are being reconstructed post Katrina in New Orleans.

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...

Article outlining moisture accumulation in open cell spray polyurethane foam.

Report describing the key findings from the first third-party field validation of 120-volt heat pump water heater (HPWH) technology, addressing the significant barriers to their adoption and emphasizing their potential role in reducing carbon emissions from residential water heating.

Report describing a laboratory assessment on the performance of Rheem 120-volt heat pump water heaters (HPWH), aimed at identifying optimal installation locations for these new "plug-in" models based on comprehensive testing under various conditions.

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

Report reviewing the design and the first four months of energy performance of a near zero energy project home in Callaway, Florida during the second half of 2008.

Research report describing study of exterior retrofit approach for air sealing, insulating, and water management conducted by the NorthernSTAR Building America Partnership team run by University of Minnesota.

This page provides important information on how to protect yourself and your family if you suspect that you might have vermiculite insulation from Libby, Montana.

Information sheet about how to reduce thermal bridging in walls.

Fact sheet describing analysis of potential heating and cooling savings from radiant barriers in attics.

Information sheet with the definition and uses for a raised truss.

Technical report describing the Re-Side Right initiative by the New Jersey Institute of Technology's Building America research team that proposes enhancing home efficiency during the re-siding process by incorporating an insulating layer that acts as both an air barrier and water resistive barrier...

Research study about two test homes that are examined with the goal of providing case studies that could be applied to other similar New England homes.

Fact sheet describing best practices in installing leak-free refrigerant systems, including specifics on creating flare joints and brazed joints, pressure testing, vacuum testing, and charging the system with refrigerant.

Report researching cost- effective solution packages for significant energy efficiency and indoor air quality improvements masonry multifamily urban buildings.

Website describing the U.S. Department of Energy's residential buildings program.

Report describing information from DOE about rules and standards for residential air conditioners and heat pumps.

Webpage describing a DOE Cold Climate Heat Pump Challenge. The challenge engages industry partners and focuses around the Cold Climate Heat Pumps, a more environmental and efficient heating alternative to traditional heating.

Paper covering a parametric study of foundation heat exchanger-based ground source heat pump systems for several house configurations in a range of European locations, with an emphasis on determining feasible combinations.

Report discussing instrumentation methods and field operation characteristics of two GSHPs in test houses, including a comparison between the manufacturers listed COP values and the COPs calculated from field data.

Report describing a study using parametric computer simulations of 112 single-family and 63 multi-family residential building prototypes to quantify the contributions of building components such as roofs, walls, windows, infiltration, outside air, lighting, equipment, and people to the aggregate...

Presentation describing RESNET grading criteria for insulation installation.

Report describing how modification of model specifications to include guidance on energy efficiency measures can create a greater level of consistency in executing energy efficiency retrofit measures across the multiple regions where a developer may work.

Report describing the costs, benefits, and challenges of attic insulation retrofits in HUD-code manufactured homes.

This project analyzed combined condensing water heaters or boilers and hydronic air coils to provide high efficiency domestic hot water (DHW) and forced air space heating. Called "combi" systems, they provided similar space and water heating performance less expensively than installing two...