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Explore this extensive library of building science guidance including research reports from DOE’s Building America program as well as hundreds of other articles, fact sheets, webpages, and reference documents related to constructing and renovating homes.

Showing 1 - 6 of 6 results:

9 Recommended Practices for Cold-Climate Ductless Heat Pump Installations

Publication Date
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Author(s)
BetterBuilt Northwest,
Northwest Energy Efficiency Alliance
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Organization(s)
BetterBuiltNW,
NEEA
Description
Web page describing essential guidelines and recommendations for optimal installation of ductless heat pumps in cold climates, ensuring maximum heating performance and long-term satisfaction for homeowners, supported by research-backed insights and detailed resources.

Achieving Ducts in Conditioned Space

Publication Date
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Author(s)
National Renewable Energy Laboratory,
U.S. Department of Energy
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Organization(s)
NREL,
DOE
Description
Fact sheet describing best strategies to bring ductwork on single-story homes with a slab-on-grade foundation in hot, dry climates into the conditioned envelope of the home intending to highlight the pros and cons of multiple ductwork integration strategies, including traditional duct systems in...

ANSI/RESNET/ICC 380: Standard for Testing Airtightness of Building, Dwelling Unit, and Sleeping Unit Enclosures; Airtightness of Heating and Cooling Air Distribution Systems; and Airflow of Mechanical Ventilation Systems

Publication Date
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Author(s)
American National Standards Institute,
Residential Energy Services Network,
International Code Council
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Organization(s)
ANSI,
RESNET,
ICC
Description
This ANSI/RESNET/ICC standard provides a consistent, uniform methodology for evaluating the airtightness of building, dwelling unit, and sleeping unit enclosures and heating and cooling air distribution systems, and the air flows of mechanical ventilation systems.

Development and Validation of Algorithms That Analyze Communicating Thermostat Data to Identify Enclosure Retrofit Opportunities

Publication Date
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Author(s)
Zeifman Michael,
Roth Kurt
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Organization(s)
Fraunhofer Center for Sustainable Energy Systems,
U.S. Department of Energy,
DOE
Description
Technical report describing algorithms that use communicating thermostat heating data and that were developed to optimize customer adoption of energy conservation measures, enhancing the identification of retrofit opportunities, estimating post-retrofit energy savings, and enabling home-specific...

Evaluation of Unitary Heat Pump Water Heaters with Load-Shifting Controls in a Shared Multifamily Configuration

Publication Date
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Author(s)
Hoeschele Marc,
Haile James,
Grant Peter
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Organization(s)
Pacific Gas and Electric Company,
PG&E,
Energy Transition Coordinating Council,
ETCC
Description
Report describing the performance, cost, and carbon impacts of unitary heat pump water heaters with load-shifting controls in a shared configuration for a multi-family project, highlighting significant savings in energy usage, CO2 emissions, and utility costs.