Library

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

Florida building code including all the amendments and additions by Florida for the wind-borne debris regions and the high-velocity hurricane zone.

Performance rating standards for unitary air-conditioners and unitary air-source heat pumps, including definitions, classifications, testing, rating, and operating requirements, as well as minimum data requirements for published ratings and markings.

Web article showing examples of various architectural methods for shading windows.

Web page describing essential guidelines and recommendations for optimal installation of ductless heat pumps in cold climates, ensuring maximum heating performance and long-term satisfaction for homeowners, supported by research-backed insights and detailed resources.

Article describing how to detail head flashing above a window.

Fact sheet describing air-sealing concerns and remedies, including HRV/ERV installation, caulking, spray foam, and weatherstrip installation.

This is a federal tax credit for complying air source heat pumpe. Units located in the "North" must meet ENERGY STAR's cold climate heat pump criteria.

Article describing how to stop air leaks around the windows and doors of a home.

Document providing step-by-step guidance to sizing air-source heat pumps for a cold climate.

Webpage describing the functionality and benefits of switching to Air Source Heat Pumps, as well as linking to sets of products, rebates, most efficient ASHPs, and providing consumer aid for purchasing an ASHP.

Technical report describing how the FSEC Energy Research Center explores low-cost space-conditioning upgrades for existing homes by integrating centrally located, high-efficiency ductless mini split heat pumps with older but functional central space conditioning systems, aiming to achieve energy...

Webpage describing how to improve a variable capacity heat pump's efficiency by not programming a deep setback on the thermostat.

Information sheet from FEMA on preparation for extreme heat, including measures for keeping homes cool.

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.

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

Report recording the results of a field study conducted in a single historic home in Seattle, Washington, to document the performance of Indow Windows' interior storm window inserts.

Webpage providing information on how window shading can reduce heat gain in summer and heat loss in winter.

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.

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.

Document about condensation between the panes, on the inside surface of the outer glass of double pane windows.

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.

Guidance from Zero Energy Project on construction techniques for warmer climates, such as home orientation, and insulation requirements.

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

A website by the U.S. DOE highlighting the potential energy savings from upgrading energy inefficient windows with low-emissivity.

Technical report describing a market assessment conducted on new home builders' window purchasing practices revealing insights to inform the development of thin triple-pane windows, utilizing a center pane of thin glass and krypton gas fill to achieve the performance of standard triple-pane windows...

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.

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 sponsored by DOE to provide consumers with intelligent and unbiased guidance on the best window covering for your climate, your needs, and your windows.

Web page providing an overview of window coverings such as blinds, shades, shutters, films, and storm windows.

Fact sheet describing weatherstripping materials, types, expected life expectancy, installation requirements, and pros and cons.

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

Website with consumer information about residential heat pump systems.

Online reference containing general information about geothermal heat pumps.

Report describing a comprehensive analysis on energy savings from multiple types of shading devices in multiple climate zones.

Searchable list of heat pumps that meet ENERGY STAR criteria.

Webpage recognizing the most efficient products among those that are ENERGY STAR certified.

Webpage on the ENERGY STAR website that list products that exceed the ENERGY STAR minimum criteria for their category, with links to several product categories, including windows, HVAC, home appliances, and computer monitors.

Program criteria for central air conditioner and heat pump equipment.

Website for finding rebates and special offers near you on ENERGY STAR certified products. Products that earn the ENERGY STAR label meet strict energy-efficiency specifications set by the U.S. EPA helping you save energy and money while protecting the environment.

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.

ENERGY STAR specifications for residential window, door and skylights, Version 6, effective January 1, 2015.

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.