Library

2009 edition of code establishing a baseline for the design and installation of fuel gas systems and gas fired appliances through performance requirements.

2009 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

2012 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

2015 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

2018 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

Federal statistics about national energy consumption in residential homes in 2020

Document outlining the current and the proposed draws and estimates typical ratings changes from draw specification changes for typical systems in four cities.

Specifications for water heating systems designed to advance higher performing electric and gas heat pump water heaters.

Voluntary specification for residential, commercial/multifamily, and industrial water heaters and heating systems.

Specification sheet for residential, commercial, multifamily, and industrial water heaters and heating systems.

Study from Appalachian State University on passive solar design to take advantage of local climate zones for energy conservation.

Power Point PDF presentation on historical architecture in New Mexico

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.

Report summarizing commissioning, short-term testing, utility bill data analysis, and results of on-site monitoring of a deep energy retrofit.

Article describing how demand plumbing systems send cold water back to the water heater until hot water arrives at the sink, shower or other fixture where it is needed.

Report describing the best practices for the safe, efficient, and compliant installation of residential air source heat pump water heaters (HPWH) in California, aligning with the state's climate goals and providing guidance for educators, installers, and industry stakeholders.

Case study describing solar thermal and photovoltaic systems in new construction.

Article explaining the importance of regular inspections of boiler systems in maintaining their safety, lifespan, and efficiency.

Case study describing solar thermal and photovoltaic systems in new construction.

Fact sheet providing background and technical information on Trombe wall design

Case study describing solar thermal and photovoltaic systems in new construction.

Website with consumer and contractor information about building codes and regulations for solar water heating systems.

Webpage explaining how to site and orient a house to take advantage of the solar path.

Training module describing the operation, efficiency, consumer and seller benefits, and cost comparison of Heat Pump Water Heaters (HPWH) against conventional gas, oil, or electric water heaters.

Online tool for thermal comfort calculations and visualizations SoftwareX 12, 100563 https://doi.org/10.1016/j.softx.2020.100563

AHRI-hosted directory of residential products meeting CEE's highest tier

Design guide providing solutions and tools for designing central heat pump water heater systems in multifamily and other commercial buildings.

Climate Consultant is a software tool for helping architects, builders, contractor, homeowners, and students to understand their local climate.

Report describing combined space- and water-heating (combi) systems using a high-efficiency direct-vent burner.

List of commercial heat pump water heater systems that comply with NEEA's Advanced Water Heating Specification.

List of multifamily commercial heat pump water heater products that meet the NEEA Advanced Water Heating Specification Requirements.

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.

Report about a hybrid condensing water heater (thermal efficiency = 0.973, energy factor = 0.95) installed in an occupied home in Sacramento, California, and monitored for one year to determine the actual in situ efficiency.

Report describing the monitored long-term performance of two solar domestic water heating systems in northern climates.

Webpage describing the benefits of installing insulation on a water heater, including descriptions of different types of tank insulation.

Webpage providing a guide for homeowners to follow when installing a water heater blanket on their electric resistance water heater.

Website for the U.S. DOE Solar Decathlon competition.

Checklist describing solar water heating recommendations per the DOE Zero Energy Ready Home program.

Factsheet describing how to secure water heaters to resist seismic activity.

Free online tool for sizing central heat pump water heater systems.

Technical report evaluating the effects of heat pump water heaters on heating and cooling energy usage in laboratory homes.

Study testing the effect of fan cooling on healthy adults at increased ambient temperatures.

Informational guide describing the benefits, functionality, and cost savings of ENERGY STAR® certified heat pump water heaters, addressing common misconceptions and highlighting incentives.

Brochure providing information on the design of the EPA Region 8 headquarters in Denver, CO.

Report about an experimental evaluation conducted on a night sky cooling system designed to substantially reduce space cooling needs in homes in North American climates.

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.

The main objective of this expert meeting was to bring together a group of experts intimately involved with issues related to assessing the performance of residential high efficiency water heating systems.

Expert meeting describing meeting details for recommendations for applying water heaters in combination space and domestic water heating systems.

Technical report describing the impact of orientation on thermal comfort.

An engineering design guide for hydronic heat loops, discussing the features and advantages of condensing boilers.