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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 - 6 of 6

The HPWH Handbook: American Council for an Energy Efficient Economy 2018 Summer Study on Buildings

Author(s)
Widder Sarah H,
Larson Ben
Organization(s)
American Council for an Energy Efficient Economy
Publication Date
Conference proceedings from the 2018 ACEEE Summer Study on Energy Efficiency in Buildings that highlights efforts to expand energy efficiency adoption, address barriers across market sectors, and introduce a new focus on energy equity for underserved communities.

Laboratory Testing of Heat Pump Water Heater Performance: Impact of Airflow and Space Configurations

Author(s)
Larson Ben,
Larson Sam,
Gantley Maya
Organization(s)
Pacific Gas and Electric Company,
PG&E,
Energy Transition Coordinating Council,
ETCC
Publication Date
Report describing research conducted to support California’s Title 24, Part 6 Building Energy Efficiency Standards by analyzing the impact of installation location and ventilation on heat pump water heater (HPWH) performance, emphasizing the need for proper installation to maximize efficiency...

HPWH Installation and Design Concepts for Low-Rise Multifamily Buildings

Author(s)
Larson Ben
Organization(s)
Larson Energy Research,
Northwest Energy Efficiency Alliance,
NREL
Publication Date
Report describing the identification of barriers and proposed practical solutions for the design, installation, and market adoption of heat pump water heaters in new low-rise multifamily housing, focusing on studio and one-bedroom units.

Heat Pump Water Heaters in Small Spaces Lab Testing: “The Amazing Shrinking Room”

Author(s)
Larson Sam,
Larson Ben
Organization(s)
Northwest Energy Efficiency Alliance,
NEEA,
Cascade Engineering Services,
Larson Energy Research
Publication Date
Report describing a laboratory assessment that provides insights into space requirements and venting strategies for heat pump water heaters (HPWH) to enhance retrofit installations and provide actionable guidance for manufacturers, designers, engineers, installers, and owners.

Plug-In Heat Pump Water Heaters: An Early Look to 120-Volt Products

Author(s)
Larson Ben,
Larson Sam
Organization(s)
Larson Energy Research,
Northwest Energy Efficiency Alliance,
NEEA
Publication Date
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.

The HPWH Handbook: Optimum Installation Practices and Answers to Lingering Research Questions

Author(s)
Widder Sarah H,
Larson Ben
Organization(s)
American Council for an Energy Efficient Economy,
ACEEE,
Cadeo Group LLC,
Ecotope Inc.
Publication Date
Conference paper summarizing the relative performance of currently available Heat Pump Water Heaters (HPWH) models, the energy implications of different installation locations (garage, basement, or conditioned space) and ducting configurations (exhaust ducting, full ducting, or no ducting), as well...