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Library

This library contains research reports produced by the Building America program and other building science resources used to support this Solution Center. The materials cover both new construction and existing homes. Use the search box and/or the filters to explore hundreds of residential building resources. Access to some references not produced by Building America may require purchase from the publisher. Documents are listed alphabetically. While we continually update our database, links may have changed since posting. Please contact our webmaster if you find broken links.

Showing results 1 - 50 of 131

Performance of Windows in Walls With Continuous Insulation

Author(s)
Peavey John,
Shah Nay B
Organization(s)
Home Innovation Research Labs,
HIRL,
U.S. Department of Energy,
DOE,
National Renewable Energy Laboratory,
NREL
Publication Date
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...

Integrated Ventilation System Increases Energy Efficiency and Ease of Installations

Author(s)
National Renewable Energy Laboratory
Organization(s)
NREL
Publication Date
Fact sheet describing the newly developed Ventilation-Integrated Comfort System (VICS) that reduces space requirements and eliminates costly ductwork for separate heating, cooling, and ventilation systems, all while enhancing performance, addressing the demand for energy-efficient homes, and...

Aerosol-Based Method Seals the Deal for Tighter New Homes

Author(s)
National Renewable Energy Laboratory,
U.S. Department of Energy
Organization(s)
NREL,
DOE
Publication Date
Fact sheet describing an innovative aerosol-based sealing technique for tightening building envelopes in new homes, involving pressurizing the structure and dispersing an aerosol sealant "fog" to autonomously identify and seal leaks, with real-time feedback through a standard blower door and laptop...

Battery Storage for Resilience

Author(s)
Elgqvist Emma
Organization(s)
NREL
Publication Date
Fact sheet providing information on building-scale and utility-scale battery storage for disaster resistance.

Smart Ventilation Controls Boost Energy Efficiency and Indoor Air Quality

Author(s)
Burkett Helen,
Martin Eric
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Fact sheet outlining the research behind how smart ventilation controls boost energy efficiency and indoor air quality, including research findings from seasonal temperature, timer, and real-time weather-based controls showing that all three systems showed potential for energy savings while...

BSC Information - Pan Flashing for Exterior Wall Openings for All Climates, Sheet 302

Author(s)
Burkett Lena,
Cole Pam C,
Kaiser David,
Rosemiller Gil
Organization(s)
U.S. Department of Energy,
DOE,
Pacific Northwest National Laboratory,
PNNL,
Department of Consumer & Regulatory Affairs,
CRA,
Colorado Code Consulting,
National Renewable Energy Laboratory,
NREL
Publication Date
Webinar answering code-related questions on duct leakage tests, moisture levels in attics and crawlspaces, combustion equipment in conditioned attics, ventilation in multifamily buildings, and continuous insulation in residential construction.

Multifamily Heat Pump Water Heater Evaluation

Author(s)
Alliance for Residential Building Innovation,
National Renewable Energy Laboratory
Organization(s)
ARBI,
NREL
Publication Date
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.

Public Housing: A Tailored Approach to Energy Retrofits

Author(s)
Dentz Jordan,
Conlin Francis,
Podorson David,
Alaigh Kunal,
Davis T
Organization(s)
Advanced Residential Integrated Energy Solutions,
ARIES,
Levy Partnership,
National Renewable Energy Laboratory,
NREL
Publication Date
Report presenting ways public housing authorities (PHAs) can develop packages of energy efficiency retrofit measures the PHAs can cost-effectively implement with their own staff in the normal course of housing operations at the time when units are refurbished between occupancies.

Advanced Extended Plate and Beam Wall System in a Cold-Climate House

Author(s)
Wiehagen Joseph,
Kochkin Vladimir,
Mallay David
Organization(s)
Home Innovation Research Labs,
HIRL,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report on the design and evaluation of extended plate and beam.

Analyzing Design Heating Loads in Superinsulated Buildings

Author(s)
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
National Renewable Energy Laboratory,
NREL
Publication Date
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.

Greenbuilt Retrofit Test House Final Report

Author(s)
Earle Lieko,
Tabares-Velasco Paulo Cesar,
Barker Greg M,
Hudon Kate,
Sparn Bethany,
Hancock C E
Organization(s)
National Renewable Energy Laboratory,
NREL,
Mountain Energy Partnership
Publication Date
Research report presenting results of short term tests on measures used in an energy efficiency retrofit project in California.

Mini-Split Heat Pumps Multifamily Retrofit Feasibility Study

Author(s)
Dentz Jordan,
Henderson Hugh,
Podorson David
Organization(s)
Advanced Residential Integrated Energy Solutions,
ARIES,
Levy Partnership,
U.S. Department of Energy,
DOE,
National Renewable Energy Laboratory,
NREL
Publication Date
This report investigates whether mini-split heat pumps can live up to their potential for one market segment: multifamily retrofits.

Air Distribution Retrofit Strategies for Affordable Housing

Author(s)
Dentz Jordan,
Conlin Francis,
Holloway Parker,
Podorson David,
Varshney Kapil
Organization(s)
Advanced Residential Integrated Energy Solutions,
ARIES,
Levy Partnership,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report describing two retrofit duct sealing techniques - manually-applied sealants and injecting a spray sealant, that were implemented in several low-rise multi-unit buildings in North Carolina.

Optimizing Hydronic System Performance in Residential Applications

Author(s)
Arena Lois,
Faakye Omari
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL
Publication Date
Research study using modeling to determine optimal combination(s) of components/pumps, high efficiency heat sources, plumbing configurations and controls that result in the highest overall efficiency for a hydronic system.

Overheating in Hot-Water and Steam-Heated Multifamily Buildings

Author(s)
Dentz Jordan,
Henderson Hugh,
Podorson David
Organization(s)
Advanced Residential Integrated Energy Solutions,
ARIES,
Levy Partnership,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report providing information to researchers, utility program managers, and building owners interested in controlling heating energy waste and improving resident comfort.

Analysis of Illinois Home Performance with ENERGY STAR Measure Packages

Author(s)
Baker Julie D,
Brand Larry,
Yee Shannon
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
U.S. Department of Energy,
DOE,
National Renewable Energy Laboratory,
NREL,
Midwest Energy Efficiency Alliance,
MEEA
Publication Date
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.

Electric Energy Management in the Smart Home: Perspectives on Enabling Technologies and Consumer Behavior

Author(s)
Zipperer Adam,
Aloise-Young Patricia A.,
Suryanarayanan Siddharth,
Roche Robin,
Earle Lieko,
Christensen Dane,
Bauleo Pablo,
Zimmerle Daniel
Organization(s)
Colorado State University,
CSU,
National Renewable Energy Laboratory,
NREL,
University of Technology of Belfort-Montbeliard,
UTBM,
Fort Collins Utilities
Publication Date
Journal article presenting a discussion of the state-of-the- art in electricity management in smart homes, the various enabling technologies that will accelerate this concept, and topics around consumer behavior with respect to energy usage.

Predicting Envelope Leakage in Attached Dwellings

Author(s)
Faakye Omari,
Arena Lois,
Griffiths Dianne
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL
Publication Date
Research study exploring a test method measuring air leakage between units through common surfaces and air infiltration across exterior, noncommon surfaces of the enclosure.

Validation of a Hot Water Distribution Model Using Laboratory and Field Data

Author(s)
Backman Christine,
Hoeschele Marc
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
NREL,
Davis Energy Group,
U.S. Department of Energy,
DOE
Publication Date
Research study comparing TRNSYS Type 604 pipe model against laboratory pipe heat loss test data and detailed field monitoring data.

Updated Miscellaneous Electricity Loads and Appliance Energy Usage Profiles for Use in Home Energy Ratings, the Building America Benchmark Procedures and Related Calculations

Author(s)
Fairey Philip W,
Parker Danny S,
Hendron Robert
Organization(s)
Florida Solar Energy Center,
FSEC,
National Renewable Energy Laboratory,
NREL
Publication Date
Report addressing the ever increasing percentage of whole house energy use that is attributable to miscellaneous electricity loads (MELs) and major appliances.

Expert Meeting Report: Windows Options for New and Existing Homes

Author(s)
Rothgeb Stacey
Organization(s)
NorthernSTAR,
National Renewable Energy Laboratory,
NREL
Publication Date
Expert meeting report aimed at a greater understanding of the windows research that Building America partners and national laboratories are engaged in to help professionals and consumers choose best practice strategies.

Comparison of Advanced Residential Water Heating Technologies in the United States

Author(s)
Fang Xia,
Maguire Jeff,
Wilson Eric
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Research report providing a comparison of the most common residential water heating technologies to determine energy-efficient and cost-effective water heating technologies are when subjected to a variety of typical operating conditions.

Measure Guideline: Condensing Boilers - Control Strategies for Optimizing Performance and Comfort in Residential Applications

Author(s)
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL
Publication Date
Document intended for designers and installers of hydronic heating systems interested in maximizing the overall system efficiency of condensing boilers when coupled with baseboard convectors. It is applicable to new and retrofit projects.

Variability in Measured Space Temperatures in 60 Homes

Author(s)
Roberts David,
Lay Kerylyn
Organization(s)
National Renewable Energy Laboratory,
NREL,
EnerNOC
Publication Date
Report discussing the measured variability in indoor space temperatures in a set of 60 homes located in Florida, New York, Oregon, and Washington.

Expert Meeting: Optimized Heating Systems Using Condensing Boilers and Baseboard Convectors

Author(s)
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
National Renewable Energy Laboratory,
NREL,
Steven Winter Associates,
SWA
Publication Date
Expert meeting held to review and discuss results and future plans for research to improve the performance of hydronic heating systems using condensing boilers and baseboard convectors.

External Insulation of Masonry Walls and Wood Framed Walls

Author(s)
Baker Peter
Organization(s)
Building Science Corporation,
BSC,
National Renewable Energy Laboratory,
NREL
Publication Date
Research study developing baseline engineering analysis to support the installation of thick layers of exterior insulation (2 in. to 8 in.) on existing masonry walls and wood framed walls.

Cold Climate Building Enclosure Solutions

Author(s)
Fallahi Ali,
Shukla Nitin,
Kosny Jan
Organization(s)
Fraunhofer CSE,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Research study investigating the energy performance and cost effectiveness of several state-of-the-art retrofit strategies that could be used in residential houses in the Boston and New England area.

Guide to Closing and Conditioning Ventilated Crawlspaces

Author(s)
Dickson Bruce
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL
Publication Date
Report explaining the issues and concerns with conventional ventilated crawlspaces and to outline prescriptive measures for improvements that will create healthier and more durable spaces.

High-R Walls for New Construction Structural Performance: Wind Pressure Testing

Author(s)
Desjarlais Andre O,
Kochkin Vladimir
Organization(s)
NAHB Research Center,
National Renewable Energy Laboratory,
NREL
Publication Date
Report with test results that serve as a baseline of data for further material tests of other high-R wall systems and for comparison to whole-house wind pressure testing.

Strategy Guideline: Partnering for High Performance Homes

Author(s)
Prahl Duncan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Document serving as a starting point that features initial tools and resources for teams to start collaborating to continually improve the energy efficiency and durability of new houses.

Assessing the Energy Savings of Tankless Water Heater Retrofits in Public Housing

Author(s)
Dwiantoro Deny,
Walters R,
Ries R
Organization(s)
Building Energy Efficient Homes for America,
BEEHA,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report describing methodology, analysis, and findings from a case study of a 110-unit retrofit of gas tankless water heaters in a hot/humid climate in Alachua County, Florida.

Improved Modeling of Residential Air Conditioners and Heat Pumps for Energy Calculations

Author(s)
Cutler Dylan,
Winkler Jon,
Kruis Neal,
Christensen Craig B,
Brandemuhl Michael J
Organization(s)
National Renewable Energy Laboratory,
NREL,
University of Colorado,
CU
Publication Date
Report presenting improved air conditioner (AC) and heat pump (HP) modeling methods in the context of whole-building simulation tools.

Measure Guideline: Wood Window Repair, Rehabilitation, and Replacement

Author(s)
Baker Peter
Organization(s)
Building Science Corporation,
BSC,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Document providing information and guidance about rehabilitating, retrofitting, and replacing wood window assemblies in residential construction.

Field Evaluation of Programmable Thermostats

Author(s)
Sachs Olga,
Tiefenbeck Verena,
Duvier Caroline,
Qin Angela,
Cheney Kate,
Akers Craig,
Roth Kurt
Organization(s)
Fraunhofer Center for Sustainable Energy Systems,
Fraunhofer CSE,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Research study evaluating a low-cost and scalable way to reduce heating energy consumption using the energy-saving features of programmable thermostats (i.e., automatic daytime and nighttime setbacks).

Home Energy Displays: Consumer Adoption and Response

Author(s)
LaMarche Janelle,
Cheney Kate,
Akers Craig,
Roth Kurt,
Sachs Olga
Organization(s)
Fraunhofer Center for Sustainable Energy Systems,
Fraunhofer CSE,
National Renewable Energy Laboratory,
NREL
Publication Date
Research study investigating the factors influencing consumer adoption of HEDs and evaluating the resulting electricity consumption.

Residential Feedback Devices and Programs: Opportunities for Natural Gas

Author(s)
Kerr Ryan,
Tondro Meredith
Organization(s)
Building America Partnership for Improved Residential Construction,
BA-PIRC,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy
Publication Date
Report aimed at gaining a better understanding about benefits, challenges and technologies associated with natural gas feedback systems.

Needs of Non Energy-Focused Contractors

Author(s)
Liaukus Christine
Organization(s)
Building America Retrofit Alliance,
BARA,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report investigating what motivates remodelers to become energy-focused and what technical knowledge that need to be energy-focused.

Strategy Guideline: Mitigation of Retrofit Risk Factors

Author(s)
Berman Mark,
Smith Pepper,
Porse Erik
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
NREL,
Davis Energy Group,
U.S. Department of Energy,
DOE
Publication Date
Document targeting retrofit program managers, retrofit contractors, policy makers, academic researchers, and non-governmental organizations that work to realize energy savings from home energy upgrades (HEUs).