Library

Report describing the objective evaluation of space conditioning interactions between heat pump water heaters and home heating systems during winter 2016-2017, revealing a smaller than anticipated impact on space conditioning loads.

This webpage provides an interactive walk-through of the installation of a heat pump water heater in a home in Massachusetts, including how-to videos of the installation, video interviews with the homeowners, installer, and utility program partners, and visual tours of the home before and after...

Report summarizing results of testing emerging combo water heating technologies under controlled laboratory operations, that differentiate the performance of the various packaged equipment configurations being offered.

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...

A website explaining the measurement of light bulbs, measurable in lumens, & brightness levels that ENERGY STAR products produce.

A website explaining the basics of LED lightning, their lifespan, their use in general lighting applications, the amount of heat produced, and why you should choose ENERGY STAR certified LED products for your home.

A fact sheet providing information on ENERGY STAR certified LED bulbs & how to find the right one to fit your lighting fixture.

ENERGY STAR lightbulb criteria.

A website explaining why homeowners should install ENERGY STAR certified lightbulbs, which helps to save homeowners on utility bills and protect the environment.

A website exploring the use of lighting controls products like dimmers, motion sensors and timers to save energy in the home.

A website explaining basic lighting principles and terms & how they are applied to the home.

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 website explaining lumens & how to compare the amount of light that lightbulbs can produce when shopping for replacements.

This webpage provides an interactive walk-through of the installation of a heat pump water heater in a home in Maine, including how-to videos of the installation, video interviews with the homeowners, installer, and utility program partners, and visual tours of the home before and after installation...

Guidebook providing useful examples of high performance retrofit techniques for the building enclosure of wood frame residential construction in a cold and somewhat wet climate.

Document pertaining to design and application guidance for combination space and tankless domestic hot water heating systems used in residential buildings, based on field evaluation, testing, and industry meetings.

Report describing the installation and operation of forced-air heating and domestic hot water combi systems in residential homes.

Document developed to help residential builders and retrofitters transition from tank-type water heaters to tankless water heaters.

Report describing a lighting and smart power strip retrofit evaluation that was conducted on 56 all-electric, existing Florida homes to see how lighting and miscellaneous electric loads might be reduced.

Web resource that lays out the pre-work considerations, methods and finishes for installing mechanical insulation.

Factsheet describing smart practices for minimizing damage to residential electrical service components during coastal and riverine flood events.

This paper discusses model validation using data from three thermosiphon systems.

Study in which a central heat pump water heater system was monitored in detail and used to create a model for assessing similar systems in various climates.

This Photovoltaic (PV) Installer Resource Guide is an informational resource covering basic requirements for PV installations intended for individuals pursuing the Photovoltaic Installer Certification credential offered by the North American Board of Certified Energy Practitioners (NABCEP).

Guide for electrical systems design including installation guidance and best practices for flood-prone areas.

This standard provides a benchmark for safe electrical design, installation, and inspection to protect people and property from electrical hazards and has been adopted in all 50 states.

Website providing comparison charts and reviews of off-grid inverters for solar power systems.

A fact sheet educating the public on the proper operation of chainsaws to reduce the risk of injury from use.

Report providing information to researchers, utility program managers, and building owners interested in controlling heating energy waste and improving resident comfort.

Article investigating how a linear input/output relationship can be used as a simple model of the performance of a combination hydronic heating system over heating only, DHW only, and combined loads.

Document describing helpful information for hosts of public electric vehicle charging stations.

Report describing the key findings from the first third-party field validation of 120-volt heat pump water heater (HPWH) technology, addressing the significant barriers to their adoption and emphasizing their potential role in reducing carbon emissions from residential water heating.

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.

Guide describing flood protection measures for utility systems, including mechanical, electrical, plumbing, and fuel.

Report aiming to "de-mystify" technology and economic considerations of residential PV systems.

Flyer describing reasons and best practices for raising electrical systems above flood-levels.

A website explaining the benefits of recycling compact fluorescent lightbulbs and how the process can prevent the release of mercury into the environment.

Research project aimed to verify whether homes in the New Jersey HPwES program achieved 30% source energy savings, and if so, what measures were implemented to achieve them.

A report presenting alternative approaches for reducing the costs of roof-mounted, grid-connected photovoltaic (PV) systems.

Data tables on U.S. renewable energy consumption and general trends in the market for renewable energy.

Report identifying efficient, connected, smart, and flexible GEB technologies and their future potential, including barriers and opportunities, recommendations for policymakers, and research needs.

Report discussing instrumentation methods and field operation characteristics of two GSHPs in test houses, including a comparison between the manufacturers listed COP values and the COPs calculated from field data.

Website with information and research about residential hot water distribution systems.

Brochure with information on residential solar hot water systems.

Brochure detailing the guidelines, recommendations, and preferences of the City of Burnsville for citizens installing solar photovoltaics.

Report summarizing the results of laboratory testing of 20 advanced power strip products.

A retrofit sheet providing information on elevating and securing water heaters to protect against damage during a flood.

Report presenting results of a laboratory experiment studying combi systems as a mode to eliminate safety issues associated with natural draft appliances.

Information sheet describing tankless hot water heating systems in existing homes.

Document discussing changes in testing the annual performance ratings for solar water heaters.