Library

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

2009 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

2012 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

2015 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

2018 edition of code establishing a baseline for existing building retrofits to reach appropriate safety levels under new construction requirements covered in other ICC codes.

2018 edition of code establishing minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

Federal statistics about national energy consumption in residential homes in 2020

Document outlining the current and the proposed draws and estimates typical ratings changes from draw specification changes for typical systems in four cities.

Report examining the structural properties and applications of an innovative studless building system, detailing its testing regime and providing an engineering guide for architects and engineers.

Specifications for water heating systems designed to advance higher performing electric and gas heat pump water heaters.

Voluntary specification for residential, commercial/multifamily, and industrial water heaters and heating systems.

Specification sheet for residential, commercial, multifamily, and industrial water heaters and heating systems.

Report examining the effectiveness of an aerosolized acrylic technique for air sealing existing homes to reduce air leakage and improve energy efficiency.

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...

Fact sheet describing an innovative aerosol-based sealing technique for tightening building envelopes in new homes, involving pressurizing the structure and dispersing an aerosol sealant "fog" to autonomously identify and seal leaks, with real-time feedback through a standard blower door and laptop...

This ANSI/RESNET/ICC standard provides a consistent, uniform methodology for evaluating the airtightness of building, dwelling unit, and sleeping unit enclosures and heating and cooling air distribution systems, and the air flows of mechanical ventilation systems.

Technical report describing the thermal performance of 40 common building envelope details for mid- and high-rise buildings, including analyses to optimize energy efficiency and reduce thermal bridging.

Report describing methodology, analysis, and findings from a case study of a 110-unit retrofit of gas tankless water heaters in a hot/humid climate in Alachua County, Florida.

Report summarizing commissioning, short-term testing, utility bill data analysis, and results of on-site monitoring of a deep energy retrofit.

Article describing how demand plumbing systems send cold water back to the water heater until hot water arrives at the sink, shower or other fixture where it is needed.

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.

Case study describing solar thermal and photovoltaic systems in new construction.

Article explaining the importance of regular inspections of boiler systems in maintaining their safety, lifespan, and efficiency.

Case study describing solar thermal and photovoltaic systems in new construction.

Case study describing solar thermal and photovoltaic systems in new construction.

This report will review, and summarize the current state of understanding and research into enclosures with higher thermal resistance, so-called “High-R Enclosures.” Recommendations are provided for further research.

Website with consumer and contractor information about building codes and regulations for solar water heating systems.

Guide describing methodologies for assessing and mitigating thermal bridging in building envelopes, featuring detailed performance data, interface solutions, and assembly-specific strategies for energy-efficient construction.

Website providing CAD files and drawings of advanced framing details.

Training module describing the operation, efficiency, consumer and seller benefits, and cost comparison of Heat Pump Water Heaters (HPWH) against conventional gas, oil, or electric water heaters.

Document outlining building science principles about air flow, heat flow and moisture flow in homes.

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

Design guide providing solutions and tools for designing central heat pump water heater systems in multifamily and other commercial buildings.

Report on the stability of furring strips as a means for cladding attachment over walls with thick exterior rigid insulation.

Research study investigating the energy performance and cost effectiveness of several state-of-the-art retrofit strategies that could be used in residential houses in the Boston and New England area.

Report describing combined space- and water-heating (combi) systems using a high-efficiency direct-vent burner.

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.

Research report providing a comparison of the most common residential water heating technologies to determine energy-efficient and cost-effective water heating technologies are when subjected to a variety of typical operating conditions.

Report about a hybrid condensing water heater (thermal efficiency = 0.973, energy factor = 0.95) installed in an occupied home in Sacramento, California, and monitored for one year to determine the actual in situ efficiency.

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...

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.

Website providing building science based guidance and training for residential construction.

Article describing research encouraging use of exterior insulation to warm interior sheathing surfaces in walls and roof assemblies to reduce the likelihood of condensation during cold weather

Report focusing on building envelopes that have been enhanced with phase change materials (PCMs), which can simultaneously reduce total cooling loads and shift peak-hour loads.

Report describing the monitored long-term performance of two solar domestic water heating systems in northern climates.

Job Process sheet for the manufactured housing industry showing how to cut insulation batts to fit wall cavities in a factory production environment.

Article describing strategies for reducing the risk of ice dam formation on roofs in winter.

Guidance document on deep energy retrofits.

Webpage describing the benefits of installing insulation on a water heater, including descriptions of different types of tank insulation.