Library

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.

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.

Table of criteria for pool pumps to achieve ENERGY STAR certification.

This CASE report proposes updates and revisions to the standards for residential swimming pool filtration pumps, new and replacement single phase pump motors under 5 horsepower (HP), controllers, portable electric spas as well as expanding the scope of the current standards to include light emitting...

Report containing data on injuries and fatalities associated with television, furniture, and appliance product instability, or tip-over incidents.

Webpage describing how to elevate major appliances in case of a flood.

Illustrations of range tip-over outcomes with and without door locking mechanism.

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.

Webpage by the Department of Energy describing how to adjust refrigerator temperature settings to store food and drinks safely, keep food from spoiling, prevent illness from the growth of bacteria, and reduce food waste.

When it comes to protecting yourself and your family from foodborne illness, one of your most effective tools is the kitchen refrigerator.

The ENERGY STAR criteria for refrigerators, refrigerator-freezers, and freezers.

Website describing the RELi rating system and leadership standard that takes a holistic approach to resilient design.

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.

Resource to help builders better understand the WaterSense requirements for labeled homes and assist them in meeting the criteria so they can receive the label for their new construction.

EPA guide on responsible appliance disposal for consumers.

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

A quick-reference guide advising homeowners on how to anchor home appliances and protect from seismic damages.

A quick-reference guide advising homeowners on how to elevate and protect outdoor HVAC equipment from high winds and floods.

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.

This project analyzed combined condensing water heaters or boilers and hydronic air coils to provide high efficiency domestic hot water (DHW) and forced air space heating. Called "combi" systems, they provided similar space and water heating performance less expensively than installing two...

This report discusses proposed updates to the pool pumps and motors, and portable electric spas standards in the Appliance Efficiency Regulations (California Code of Regulations, Title 20, Sections 1601 to 1609). These proposed updates are part of the 2012 Appliance Efficiency Rulemaking, Phase I...

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

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

Article explaining the energy cost reduction and other benefits associated with installing a heat pump clothes dryer

Infographic providing details on choosing the right advanced power strip based on your habits to reduce the electricity wasted when your electronic devices are idle.

A fact sheet providing homeowners with guidance on properly securing water heaters to prevent them from tipping in an earthquake.

Second part of an article series focusing on servicing high efficiency modcon boilers. This part focuses on paperwork and follow-up communication with the homeowner for scheduling annual maintenance.

Article describing the author's experiences in owning and servicing a modcon boiler.

Report comparing the performance of seven differing types of residential water heating systems in a side-by-side test configuration over a full year period.

Document about testing of seven water heating systems in the Hot Water Systems laboratory in central Florida.

Information sheet describing how to select a properly sized water heater based on household usage patterns, peak demand, and heater type—whether tankless, solar, or storage-based—to ensure efficiency and adequate hot water supply.

A website providing information on how to properly size a water heater based on tank size, volume, peak hour demand and other factors.

Website providing consumers with resources to find, select and install heat pump water heaters.

Report providing a synopsis of a project to evaluate the performance of a roof-integrated solar water heating system.

Website describing how solar water heaters -- also called solar domestic hot water systems -- can be a cost-effective way to generate hot water for your home.

Outlines the minimum criteria for a solar water heating system installed by a Solar Water Heating Program trade ally under Energy Trust of Oregon’s Solar Water Heating Program.

Bill requiring the Consumer Product Safety Commission to revise the safety standards for freestanding clothing storage units such as a dressers, bureaus, or chests of drawers to include testing related to tip overs and new warning requirements for all such products entering the U.S. market; passed...

Report about proper water heater selection developed to provide step-by-step procedures for evaluating preferred cost-effective options for energy efficient water heater alternatives based on local utility rates, climate, and anticipated loads.

Information for properly sizing gas lines for use with tankless water heaters and other gas appliances.

Resource manual for builders, designers, architects, plumbers, and others interested in the WaterSense Labeled Homes Program providing an overview of the program, explains how to meet the program requirements, gives descriptions of water-saving technologies, and provides links to further resources.

Presentation describing how to make a Corsi-Rosenthal Box for air cleaning.

Article describing a DIY air cleaning system for filtering smoke and viruses.

Article outlining the importance of keeping dryer exhaust ducts clean.

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...

Case study of new home construction in the hot-humid climate.