Library

Online database with efficiency information about residential HVAC systems and commercial refrigeration equipment.

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.

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.

This study evaluates the energy, humidity and indoor air quality implications of residential ventilation cooling in all US IECC climate zones.

Online textbook describing energy, including energy types, and energy use in homes.

Website with consumer information about residential heat pump systems.

Article by Energy Saver on how to save energy with your thermostat.

Online reference containing general information about geothermal heat pumps.

A list of clothes dryers that made the EnergyStar Most Efficient list for 2021, delivering cutting technological innovation along with energy efficiency.

Program criteria for central air conditioner and heat pump equipment.

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

Factsheet describing mini split heat pumps and their benefits for consumers.

DOE-sponsored report describing the experimental setup and results of field studies on using interior cellular shading attachments to reduce solar heat gain in summer and reduce heat loss in winter.

DOE-sponsored report describing the experimental setup and results of field studies on using exterior fabric shading attachments to reduce solar heat gain, reduce glare, and improve comfort.

DOE-sponsored report describing a study investigating the energy savings potential of cellular shades in homes.

DOE-sponsored report describing a study investigating condensation buildup on windows when using insulating shades.

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.

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

Report describing the in situ performance evaluation of newly released heat pump water heaters (HPWHs), highlighting their energy and cost savings potential compared to conventional electric resistance water heaters and other alternatives, based on data collected from installations in Massachusetts...

Report on field monitoring of inverter-driven ASHPs in cold-climate homes.

A webpage discussing how water heater expansion tanks operate and how to repair them.

Report describing a project aimed at developing validated models and design tools for foundation heat exchangers.

Standard that applies to storage water heaters, instantaneous water heaters, and circulating water heaters including booster water heaters; the current version of this standard was published in the year 2019 and it is available for purchase along with a digital preview on the ANSI webstore page.

Brochure on specifications for solar thermal systems.

Report investigating the status of the geothermal heat pump (GHP) industry and technology in the United States, assembling GHP energy savings potential, identifying key barriers to application of GHPs, and identifying actions that could accelerate adoption of GHPs.

Report describing the cost-effectiveness and performance of all-electric, zero net energy multifamily buildings in California, detailing technical challenges and providing recommendations for design, construction, codes, standards, and operations to support future projects.

Website article discussing the economics of ground source heat pumps.

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.

Factsheet describing how to install air source heat pumps for residential heating and cooling in cold climates.

Guide by the Northeast Energy Efficiency Partnerships on how to size heat pumps in a cold climate.

A ENERGY STAR guide on efficient heating, ventilation and cooling systems in residential homes.

Informational guide describing the design, installation, and maintenance best practices and technical considerations for integrated Heat Pump Water Heaters in single-family and multifamily new construction.

Report describing the advantages and best practices for installing heat pump water heaters (HPWH), highlighting their improved energy efficiency, reliability, and critical considerations such as condensate management, proper sizing, and optimal installation location to enhance performance and...

The Heat Pump Water Heater Installation Tool helps contractors, installers, and homeowners through the decision-making process for heat pump water heater (HPWH) product selection and installation, with a focus on overcoming installation barriers.

Report describing the significant potential for energy use reductions through heat pump water heaters, which have been a crucial part of Northwest power plans for decades and have recently achieved substantial savings with new integrated models and climate specifications.

Report describing the features, benefits, and best practices for the design and installation of heat pump water heaters in new low-rise multifamily buildings, highlighting their efficiency, reliability, and contribution to decarbonization goals.

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.

Guide providing detailed selection and installation instructions for heat pump water heaters.

Webpage providing basic information on various types of heat pumps and their applications in Massachusetts.

Provides consumers with general information on solar water heating systems and how to select a contractor.

Report providing information for HVAC designers, installers, and consumers about air source heat pumps.

Case study of new home construction in the hot-dry and mixed-dry climate zones.

Best Practices document providing an introduction to current photovoltaic and solar thermal building practices.

Report on a project that enhanced the HWSIM distribution system model to more accurately model pipe heat transfer.