Library

Fact sheet describing what builders need to know about designing a structure for flood loads.

Specification defining performance and reporting requirements to meet the voluntary “Cold Climate Air Source Heat Pump Specification” (ccASHP Specification) for air source heat pumps suited to heat efficiently in cold climates (IECC cz 4 and higher).

Webpage outlining how to optimize the installations and performance of mini-split heat pump systems. As well, it discusses a set of design considerations for multi-level homes, low load homes, and heat distribution to rooms without a heat source.

The Cold Climate Heat Pump Decision Tool guides contractors and installers through the decision-making process for heat pump (HP) sizing, identifying personalized CCHP recommendations, and applicable tax credits, with a focus on retrofits in cold climates.

A website explaining the various shades of light, from warm to cool colors, with a visual diagram illustrating the various shades of light.

Fact sheet that details the steps needed to perform a combustion appliance safety inspection to determine if fossil fuel-fired appliances are operating safely under a depressurized condition.

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.

Webpage with instructions for heat pump installers to choose the most suitable type of heat pump system, according to a project’s specific requirements.

Document for contractors detailing how to prioritize, control, and configure heat pumps in a residence that uses two heating systems.

Document for customers describing the benefits of two-system controls for homes, including information answering how, when, why, and how two-system controls with multiple heating sources are employed.

Part I of the Guide addresses walls constructed with 2x6 wood frame studs, wood structural panel (WSP) sheathing as exterior sheathing, gypsum board as interior sheathing, and a cladding system installed over WSP sheathing in low-rise residential buildings up to three stories in height. Walls with...

The Consumer Product Safety Commission (CPSC) requirement for clothing storage units (CSUs) to be tested for stability, exceed minimum stability requirements, be marked and labeled with safety information, and bear a hang tag providing performance and technical data about the stability of the CSU.

Standard covering requirements for the assembly, installation, maintenance, and operation of controls and safety devices on automatically operated boilers directly fired with gas, oil, gas-oil, or electricity, having fuel input ratings under 12,500,000 Btu/hr.

Report on experiments comparing the cooling and heating seasonal and peak demand performance of different variable-capacity air conditioning and heat pump units.

Report describing the analytical study of renewable energy retrofits to homes built before 1980 and whether it is cost efficient or not.

Technical bulletin addressing surfacing options in regards to composite wood panels and their emission barrier capabilities.

Standard describing prediction, mitigation, and reduction of moisture damage to the building envelope, materials, components, systems, and furnishings, depending on climate, construction type, and HVAC system operation; the webstore allows preview or full purchase.

A presentation describing the details of the ENERGY STAR Multifamily New Construction program requirements.

Report explaining the principles of seismic design to architects.

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

Report identifying codes and standards that embody the concepts of resiliency.

Website providing information on U.S. residential and commercial building codes including adoption status.

Website listing implementation timelines and links to various versions of the DOE Zero Energy Ready Home national program requirements.

Homepage for DOE's Zero Energy Ready Homes program.

Checklist for the DOE Zero Energy Ready Home National Program Requirements Mandatory Requirement 7 (Renewable Ready).

Fact sheet poster describing benefits and qualification of U.S. Department of Energy (DOE) certified Zero Energy Ready Homes and providing eight examples of certified homes.

A quick guide from the California Division of the State Architect (DSA) explaining the three types of gas shutoff devices to stop the flow of natural gas into buildings in the event of an earthquake or rupture of the gas line.

Report identifying two barriers that limit the ability of builders to explore opportunities for higher levels of energy efficiency in housing: the use of duct system materials that inherently achieve airtightness and are right-sized for low-load houses, and, the ability to air seal fire separation...

Webpage describing the successes and ongoing efforts of the Northwest Energy Efficiency Alliance's Go Ductless ductless heat pump program which successfully encouraged the installation of more than 150,000 minisplit heat pumps in the Northwest between 2010 and 2021.

Research report with results from field tests in two homes in Austin, Texas, from October 2011 to June 2012 to evaluate the comfort performance of ductless mini-split heat pumps

FEMA guide containing recommendations on how to implement cost-effective measures that can help to reduce the potential hazards associated with earthquakes.

Standard providing minimum functionality requirements for earthquake-actuated automatic gas shutoff devices; applicable to systems carrying natural gas and propane, the devices are used in piping, equipment, and appliances typically found in structures of three stories or less.

Webpage providing information on using awnings to enhance outdoor living space.

Presentation describing the history of ECM motors, an overview of ECM motor technology, and a lesson on the installation of ECM motors.

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.

Website to support the state of Vermont transition to a more affordable and cleaner future by affiliate with partners throughout Vermont to save customers money, strengthen our state’s economy, and lower carbon emissions.

Report demonstrating how the initiative achieves Building America (BA) goals of 30%-50% energy savings in multifamily dwellings in the hot-humid climate zone.

U.S. Code of Federal Regulations energy and water conservation standards for consumer products including home appliances and HVAC equipment.

Website describing analyses for products and standards affecting home heating, cooling, and appliances, in regards to technical, economical, and energy efficiency pathways.

Website with consumer information about residential heat pump systems.

Online reference containing general information about geothermal heat pumps.

Report investigating performance and energy savings potential of heat pump water heaters.

Research study describing experiments run in an unoccupied 1600 square foot house to evaluate the delivered performance as well as the relative performance of a SEER 21 variable capacity heat pump versus a SEER 13 heat pump.

A standard providing minimum energy efficiency requirements for buildings that are not low-rise residential buildings.

A standard providing minimum energy efficiency requirements for buildings that are not low-rise residential buildings.

A standard providing minimum energy efficiency requirements for buildings that are not low-rise residential buildings.

Searchable list of heat pumps that meet ENERGY STAR criteria.

Website providing a listing of ENERGY STAR certified interior and exterior storm windows