Library

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

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 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.

Guide providing information for homeowners and renters on how to clean up residential mold problems and how to prevent mold growth.

Report telling consumers the risks of radon, how radon gets into a home, and steps consumers can take to reduce radon exposure in their homes.

Paper discussing innovative strategies for improving ventilation systems in high-rise apartment buildings, focusing on compartmentalization and controlling stack effect pressures to enhance indoor air quality and energy efficiency published in the Proceedings of the Eighth Conference on Building...

Website containing commercial information related to air conditioning and heating.

Technical report describing the research behind a new aerosol-based sealing method, utilizing pressurization and a dispersed sealant fog, facilitated by a standard blower door, to automatically measure, locate, and seal air leaks in new homes in the United States, providing an efficient solution to...

Website reporting efficiencies for dehumidifiers, room air conditioners, and room air cleaners that are tested by independent laboratories and reported by the Association of Home Appliance Manufacturers.

Information on the control of air flow across building enclosures to control moisture damage, reduce energy losses, and ensure occupant comfort and health. A continuous, strong, stiff, durable and air impermeable air barrier system is required between the exterior and conditioned space to control...

Document reporting results from a study done to evaluate effects of automotive emissions from attached garages on the indoor environment.

Case study about high humidity, mold and condensation on surfaces in S. Florida, and how building characteristics cause and amplify these problems.

Website describing indoor air quality, and common indoor pollutants and how to reduce exposure to them.

Article describing technologies available for monitoring indoor air quality (IAQ).

Website describing archived program inforamtion for the Air Sensors International Conference, hosted by the University of California, Davis.

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.

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.

Standard detailing the specific requirements for all face, back, and inner ply grades as well as formaldehyde emissions, moisture content, tolerances, sanding, and grade marking which was published in 2020, can be acquired through a subscription with the ANSI webstore.

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...

Updated detailed information about Formaldehyde.

Document describing recent discussions on indoor carbon dioxide (CO 2) levels.

Report describing information for builders and retrofitters about eliminating hazards and coincidental energy losses that come from attached garages.

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

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.

Article describing the common ventilation system types, issues, and solutions in New York City's multifamily residential buildings to improve indoor air quality, occupant health, and building durability.

Document detailing how to build radon-resistant homes.

Source for information about Carbon Monoxide including health effects and measures to reduce exposure.

Website describing the CRI Green Label Plus low-VOC carpet labeling program.

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

This is a guide for establishing smoke-free policies in public housing and multifamily properties.

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.

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.

Report telling consumers how radon gets into a home and how to reduce radon entry into a home.

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

Article describing the causes of wood decay and moisture issues.

Research report describing the development of standardized test methods for PM2.5 and CO2 sensors enabling reliable, low-cost indoor air quality monitoring and improvement.

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

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.

A report describing six mechanical ventilation strategies that were evaluated for their ability to control indoor humidity levels over 14-day periods with simulated occupancy.