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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 64

Moisture Performance of Unvented Attics with Vapor Diffusion Ports and Buried Ducts in Hot, Humid Climates

Author(s)
Kaufman Zoe,
Fontanini Anthony,
Withers Charles R,
Marden Craig,
Ueno Kohta,
Philip Ross,
Barker Greg M,
Hancock Ed,
Earle Lieko,
Garber-Slaght Robbin,
Meleika Sam
Organization(s)
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Report on the use of vapor diffusion ports to reduce moisture issues with buried ductwork in unvented attics in hot-humid climates.

A Plug-and-Play Duct System Evaluation

Author(s)
Beach Robert,
Grisolia Anthony,
Dickson Bruce,
Poerschke Andrew,
Rapport Ari
Organization(s)
Integrated Building and Construction Solutions,
IBACOS
Publication Date
Report describing an air distribution system composed of a series of uniformly-sized ducts that terminate in rooms throughout the home and return to a central manifold, similar in fashion to a “home-run” cross-linked polyethylene plumbing system.

Compact Buried Ducts in a Hot-Humid Climate House

Author(s)
Mallay David
Organization(s)
Home Innovation Research Labs,
HIRL
Publication Date
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.

Cooling and Heating Season Impacts of Right-Sizing of Fixed- and Variable-Capacity Heat Pumps With Attic and Indoor Ductwork

Author(s)
Cummings James B,
Withers Charles R,
Kono Jamie E
Organization(s)
Florida Solar Energy Center,
FSEC,
U.S. Department of Energy,
DOE,
Building America Partnership for Improved Residential Construction,
BA-PIRC
Publication Date
Report on experiments comparing the cooling and heating seasonal and peak demand performance of different variable-capacity air conditioning and heat pump units.

Strategy Guideline: Proper Water Heater Selection

Author(s)
Staller J,
Springer David,
German Alea,
Hoeschele Marc,
Zhang Y
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
National Renewable Energy Laboratory,
Davis Energy Group,
U.S. Department of Energy,
DOE
Publication Date
Report about proper water heater selection developed to provide step-by-step procedures for evaluating preferred cost-effective options for energy efficient water heater alternatives based on local utility rates, climate, and anticipated loads.

Duct System Flammability and Air Sealing Fire Separation Assemblies in the International Residential Code

Author(s)
Prahl Duncan,
Rudd Armin
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
U.S. Department of Energy,
DOE
Publication Date
Report identifying two barriers that limit the ability of builders to explore opportunities for higher levels of energy efficiency in housing: the use of duct system materials that inherently achieve airtightness and are right-sized for low-load houses, and, the ability to air seal fire separation...

Raised Ceiling Interior Duct System

Author(s)
U.S. Department of Energy
Organization(s)
DOE
Publication Date
DOE case study findings on raised ceiling interior duct systems.

Energy Savings and Peak Demand Reduction of a SEER 21 Heat Pump vs. a SEER 13 Heat Pump with Attic and Indoor Duct Systems

Author(s)
Cummings James B,
Withers Charles R
Organization(s)
Building America Partnership for Improved Residential Construction,
BA-PIRC,
Florida Solar Energy Center,
FSEC
Publication Date
Research study describing experiments run in an unoccupied 1600 square foot house to evaluate the delivered performance as well as the relative performance of a SEER 21 variable capacity heat pump versus a SEER 13 heat pump.

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.

Buried and Encapsulated Ducts, Jacksonville Florida

Author(s)
Consortium for Advanced Residential Buildings,
U.S. Department of Energy
Organization(s)
CARB,
DOE
Publication Date
Reference investigating the strategy of using buried and/or encapsulated ducts to reduce duct thermal losses in residential buildings.

Comfort and HVAC Performance for a New Construction Occupied Test House in Roseville, California

Author(s)
Burdick Arlan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
U.S. Department of Energy,
DOE
Publication Date
Report summarizing one year of monitoring and analysis of the effectiveness of a space conditioning system at maintaining temperature and relative humidity levels in a test home, as well as room-to-room differences and the actual measured energy consumption by the space conditioning system.

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.

Retrofit of a MultiFamily Mass Masonry Building in New England

Author(s)
Ueno Kohta,
Kerrigan Philip,
Wytrykowska Honorata,
Van Straaten R
Organization(s)
Building Science Corporation,
BSC
Publication Date
Research study about a high performance retrofit of an existing brick building (a former convent) into condominiums, all affordable housing.

Evaluation of Retrofit Delivery Packages

Author(s)
Berman Mark,
Smith Pepper,
Porse Erik
Organization(s)
Alliance for Residential Building Innovation,
ARBI,
Davis Energy Group
Publication Date
Report evaluating opportunities to improve and streamline delivery of residential retrofit measures.

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.

Strategy Guideline: Compact Air Distribution Systems

Author(s)
Burdick Arlan
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
U.S. Department of Energy,
DOE
Publication Date
Document covering the pros and cons of compact air distribution systems and the decision criteria that must be considered early in the whole-house design process.

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.

Measured Cooling Performance and Potential for Buried Duct Condensation in a 1991 Central Florida Retrofit Home

Author(s)
Chasar Dave,
Withers Charles R
Organization(s)
Building America Partnership for Improved Residential Construction,
BA-PIRC,
Florida Solar Energy Center,
FSEC,
U.S. Department of Energy,
DOE
Publication Date
Research study analyzing measured energy savings from a moderate retrofit by comparing post-retrofit performance with measured pre-retrofit monitored data.

Reducing Thermal Losses and Gains With Buried and Encapsulated Ducts in Hot-Humid Climates

Author(s)
Shapiro Carl,
Magee A,
Zoeller William
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
Steven Winter Associates,
SWA,
U.S. Department of Energy,
DOE
Publication Date
Report including an overview of the buried duct research and information the retrofit methodology used to install and test the three existing duct systems, including short- and long-term data collection.

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.

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.

Measure Guideline: Transitioning to a Tankless Water Heater

Author(s)
Brozyna Kevin,
Rapport Ari
Organization(s)
Integrated Building and Construction Solutions,
IBACOS,
National Renewable Energy Laboratory,
NREL,
U.S. Department of Energy,
DOE
Publication Date
Document developed to help residential builders and retrofitters transition from tank-type water heaters to tankless water heaters.

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.

Low-Cost Solar Water Heating Research and Development Roadmap

Author(s)
Hudon Kate,
Merrigan Tim,
Burch Jay,
Maguire Jeff
Organization(s)
National Renewable Energy Laboratory,
NREL
Publication Date
Report identifying the target market for solar water heaters and potential pathways and cost/performance targets that must be met for these systems to realize large energy savings.

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.

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: Heat Pump Water Heaters in New and Existing Homes

Author(s)
Shapiro Carl,
Puttagunta Srikanth,
Owens Douglas
Organization(s)
Consortium for Advanced Residential Buildings,
CARB,
National Renewable Energy Laboratory,
NREL,
Steven Winter Associates,
SWA
Publication Date
Document with evaluation of 14 heat pump water heaters (including three recently released HPWH products) installed in existing homes in the northeast region of the United States.

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.

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.

HVAC A Guide for Contractors to Share with Homeowners, Volume 14

Author(s)
Gilbride Theresa L,
Baechler Michael C,
Hefty Marye G,
Hand James R,
Love Pat M
Organization(s)
Pacific Northwest National Laboratory,
PNNL,
Oak Ridge National Laboratory,
ORNL,
U.S. Department of Energy,
DOE
Publication Date
Report providing information about energy-efficient heating, ventilation, and cooling (HVAC) equipment options to help homeowners cut their energy use, reduce their carbon footprint, and increase their homes comfort, health, and safety.

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.

Low Cost Interior Duct Systems for High Performance Homes in Hot Climates

Author(s)
Fonorow Ken,
Jenkins Dave,
Thomas-Rees Stephanie,
Chandra Subrato
Organization(s)
Florida Solar Energy Center,
FSEC,
Florida Home Energy and Resources Organization,
Florida HERO,
Energy Smart Home Plans,
Pacific Northwest National Laboratory,
PNNL
Publication Date
Document presenting a cost effective method that was used by four builders in the Gainesville, FL area to construct interior ducts in over a dozen site built homes.