Skip to main content

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 - 49 of 49

An Approach to High-Performance Affordable Housing Using Point-Source Space Conditioning

Author(s)
National Renewable Energy Laboratory
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Fact sheet describing the research on energy-efficient strategies for small single-story homes, including manufactured and Habitat for Humanity-built homes, utilizing mini split ductless heat pumps and through-wall transfer fans to achieve a 50% reduction in energy consumption compared to the 2009...

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...

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.

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.

Measure Guideline: Condensing Boilers - Optimizing Efficiency and Response Time During Setback Operation

Author(s)
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL
Publication Date
Report providing step-by-step instructions for heating contractors and hydronic designers for selecting the proper control settings to maximize system performance and improve response time when using a thermostat setback.

Evaluation of Retrofit Variable-Speed Furnace Fan Motors

Author(s)
Aldrich Robb,
Williamson Jim
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report detailing the effects of replacing PSC motors with more efficient, variable-speed motors.

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.

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.

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.

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.

Serenbe Nest Cottages

Author(s)
Butler Tom,
Curtis O,
Kim E,
Roberts S,
Stephenson R
Organization(s)
NAHB Research Center,
Home Innovation Research Labs,
HIRL,
National Renewable Energy Laboratory,
NREL,
Southface
Publication Date
Report describing construction of test homes in Atlanta, GA meeting Building America savings targets and serving as a basis of design for other homes Martin Dodson plans to build within the Serenbe community.

Measure Guideline: High Efficiency Natural Gas Furnaces

Author(s)
Brand Larry,
Rose William B
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy
Publication Date
Document covering installation of high efficiency gas furnaces, including when to install a high efficiency gas furnace as a retrofit measure, how to identify and address risks, and steps to follow for the selection and installation process.

Evaluation of Northern Illinois Residential Retrofit Delivery Practices

Author(s)
Brand Larry,
Kerr Ryan,
Rowley Patricia
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy,
Midwest Energy Efficiency Alliance,
MEEA,
CNT Energy,
Elevate Energy,
Future Energy Enterprises,
U.S. Department of Energy,
DOE
Publication Date
Document reviewing four cold-climate northern Illinois energy efficiency retrofit programs to identify practices, tools, and approaches to streamline and reduce costs of comprehensive retrofits, and to improve the consistency of audit and retrofit delivery practices across different programs.

Winchester/Camberley Homes New Construction Test House Design, Construction, and Short-Term Testing in a Mixed-Humid Climate

Author(s)
Wiehagen Joseph,
Mallay David,
Wood Amber
Organization(s)
NAHB Research Center Industry Partnership,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report outlining the features of a test house built in Silver Spring , Maryland, and discussing the implementation of the energy efficient design, and reports on the short-term testing results.

Steam System Balancing and Tuning for Multifamily Residential Buildings in Chicagoland

Author(s)
Choi Jayne,
Ludwig Peter,
Brand Larry
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy,
CNT Energy,
Elevate Energy
Publication Date
Report addressing barriers to information, contractor resources and cost savings associated with steam balancing multifamily buildings.

Energy Impacts of Nonlinear Behavior of PCM When Applied into Building Envelope

Author(s)
Tabares-Velasco Paulo Cesar
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Research study analyzing the effects a nonlinear enthalpy profile has on thermal performance and expected energy benefits for PCM-enhanced insulation.

A Feasibility Study: Ductless Hydronic Distribution systems with Fan Coil Delivery

Author(s)
Springer David,
Dakin Bill,
Backman Christine
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
NREL,
Davis Energy Group
Publication Date
Research study estimating potential energy savings relative to conventional ducted air distribution, and identifying equipment requirements, costs, and barriers.

Retrofitting Air Conditioning and Duct Systems in Hot, Dry Climates

Author(s)
Shapiro Carl,
Aldrich Robb,
Arena Lois
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
National Renewable Energy Laboratory,
NREL,
Steven Winter Associates,
SWA
Publication Date
Report describing procedures for increasing sensible efficiencies through increased flow rates across the air handling unit and increased indoor coil sizes.

Verification and Validation of EnergyPlus Conduction Finite Difference and Phase Change Material Models for Opaque Wall Assemblies

Author(s)
Tabares-Velasco Paulo Cesar,
Christensen Craig B,
Bianchi Marcus V A,
Booten Chuck
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Report summarizing NRELs efforts to develop diagnostic test cases to conduct accurate energy simulations when phase change materials (PCMs) are modeled in residential buildings.

Strategy Guideline: Transitioning HVAC Companies to Whole House Performance Contractors

Author(s)
Burdick Arlan
Organization(s)
National Renewable Energy Laboratory,
NREL,
Integrated Building and Construction Solutions,
IBACOS,
U.S. Department of Energy,
DOE
Publication Date
Report describing findings from research related to heating, ventilation, and air conditioning (HVAC) companies that have made the decision to transition to whole house performance contracting (WHPC).

Measure Guideline: Ventilation Cooling

Author(s)
Springer David,
Dakin Bill,
German Alea
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
NREL,
Davis Energy Group,
U.S. Department of Energy,
DOE
Publication Date
Guide describing proper application, design, and installation of mechanical ventilation cooling systems for homes located in hot-dry and cold-dry climates, as well as a means of understanding the benefits, costs, and tradeoffs of these systems.

Measure Guideline: Evaporative Condensers

Author(s)
German Alea,
Dakin Bill,
Hoeschele Marc
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
NREL,
Davis Energy Group
Publication Date
Report about evaporative condensers, to provide information on a cost-effective solution for energy and demand savings in homes with cooling loads.

Expert Meeting Report: Achieving the Best Installed Performance from High-Efficiency Residential Gas Furnaces

Author(s)
Brand Larry
Organization(s)
Partnership for Advanced Residential Retrofit,
PARR,
National Renewable Energy Laboratory,
NREL,
Gas Technology Institute,
GTI Energy,
U.S. Department of Energy,
DOE
Publication Date
Expert meeting identifying installation practices that provide the best installed efficiency for residential gas furnaces, explain how AFUE and field efficiency can differ, and investigate the impact of installation practices on the efficiency and long-term durability of the furnace.

Measure Guideline: Air Sealing Mechanical Closets in Slab-on-Grade Homes

Author(s)
Dickson Bruce
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL
Publication Date
Document covering two fundamental retrofit strategies for air sealing around air handling systems that are located within the living space in an enclosed closet.

Strategy Guideline: HVAC Equipment Sizing

Author(s)
Burdick Arlan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report describing the equipment selection of a split system air conditioner and furnace for an example house in Chicago, Illinois, as well as a heat pump system for an example house in Orlando, Florida.

NREL Provides Guidance to Improve Thermal Comfort in High-Performance Homes

Author(s)
Ridouane El Hassan
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Document about development of recommendations to help residential HVAC designers select optimal supply inlet size and system operating conditions to maintain good thermal comfort in low heating and cooling load homes.

Measure Guideline: Sealing and Insulating Ducts in Existing Homes

Author(s)
Aldrich Robb,
Puttagunta Srikanth
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
National Renewable Energy Laboratory,
NREL,
Steven Winter Associates,
SWA
Publication Date
Report describing the sealing and insulating of HVAC duct systems in existing homes.

Advanced Strategy Guideline: Air Distribution Basics and Duct Design

Author(s)
Burdick Arlan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL
Publication Date
Document providing guideance and considerations for duct design in an energy efficient house.

Laboratory Test Report for Six ENERGY STAR Dehumidifiers

Author(s)
Winkler Jon,
Christensen Dane,
Tomerlin Jeff
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Report documenting the measured performance of six residential ENERGY STAR vapor compression dehumidifiers.

Evaluation of Humidity Control Options in Hot-Humid Climate Homes

Author(s)
Winkler Jon,
Christensen Dane,
Fang Xia
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Research study that utilizes EnergyPlus equipped with the moisture capacitance model to analyze the indoor relative humidity in three home types.

Measure Guideline: Summary of Interior Ducts in New Construction, Including an Efficient, Affordable Method to Install Fur-Down Interior Ducts

Author(s)
Beal David,
McIlvaine Janet E R,
Fonorow Ken,
Martin Eric
Organization(s)
Building America Partnership for Improved Residential Construction,
BA-PIRC,
National Renewable Energy Laboratory,
NREL,
Florida Solar Energy Center,
FSEC,
U.S. Department of Energy,
DOE
Publication Date
Document illustrating guidelines for efficient installation of interior duct systems in new housing.

Expert Meeting Report: Simplified Space Conditioning Strategies for Energy Efficient Houses

Author(s)
Stecher Dave
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Expert meeting held to discuss simplified space conditioning systems in low load homes, including the relationship between advanced thermal enclosures, space conditioning systems and comfort.

Strategy Guideline: Accurate Heating and Cooling Load Calculations

Author(s)
Burdick Arlan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report about the impact on the loads when common safety factors are applied to the load calculation process using two houses that meet the 2009 IECC prescriptive path modeled as the accurate baseline.

Field Monitoring Protocol: Mini-Split Heat Pumps

Author(s)
Christensen Dane,
Tomerlin Jeff,
Winkler Jon,
Hancock Ed,
Fang Xia
Organization(s)
National Renewable Energy Laboratory,
NREL,
Mountain Energy Partnership,
U.S. Department of Energy,
DOE
Publication Date
Information sheet with an analysis of mini split heat pump systems.

Field Test of Room-to-Room Uniformity of Ventilation Air Distribution in Two New Houses, RR-0602

Author(s)
Hendron Robert,
Rudd Armin,
Anderson Ren,
Barley Dennis,
Hancock Ed,
Townsend Aaron
Organization(s)
Building Science Corporation,
BSC,
National Renewable Energy Laboratory,
NREL,
Mountain Energy Partnership
Publication Date
Report about field testing that characterizes the uniformity of room-to-room ventilation air distribution under various operating conditions by examining multi-zone tracer gas decay curves and calculating local age-of-air.

Building America Performance Analysis Procedures for Existing Homes

Author(s)
Hendron Robert
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Report provides a proposed set of guidelines for estimating the energy savings achieved by a package of retrofits or an extensive rehabilitation of an existing home.

Hathaway "Solar Patriot" House: A Case Study in Efficiency and Renewable Energy

Author(s)
Norton Paul,
Hancock Ed,
Barker Greg M,
Reeves Paul
Organization(s)
National Renewable Energy Laboratory,
NREL,
Mountain Energy Partnership,
Partnership for Resource Conservation
Publication Date
Report detailing the monitored and modeled performance of a solar home outside of Washington DC.

Residential Dehumidification Systems Research for Hot-Humid Climates

Author(s)
Lstiburek Joseph W,
Rudd Armin,
Eng P,
Ueno Kohta
Organization(s)
Building Science Corporation,
BSC,
National Renewable Energy Laboratory,
NREL
Publication Date
Research study identifying the best performing, most energy-efficient and cost- effective techniques to provide controlled mechanical ventilation and humidity control in hot- humid climates with thermally efficient building envelopes.

Strategies for Energy Efficient Remodeling: SEER 2003 Case Study Report

Author(s)
Drumheller S Craig,
Wiehagen Joseph
Organization(s)
NAHB Research Center,
National Renewable Energy Laboratory,
NREL
Publication Date
Report providing information based on research and case studies, to remodelers and consumers about opportunities to increase home energy performance.