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.

Fact sheet providing an overview of the FEMA document Wind Retrofit Guide for Residential Buildings.

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 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

Article describing methods for venting a vented attic and a roof assembly over an unvented attic.

Energy Star web page providing guidance on attic ventilation.

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.

Manual describing best practices or home construction in Alaska and northern climates.

Document providing background and approach for the prep work necessary prior to adding attic insulation - focusing on combustion safety, ventilation for indoor air quality, and attic ventilation for durability.

NREL webpage of standard work specification of exterior and interior, attic floors, attic knee walls, and unique installations.

Technical article describing issues and moisture concerns related to weatherization efforts.

Article describing the building science implications of insulating vented or unvented attics.

Article describing the research into insulating vented versus unvented attics.

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.

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

Fact sheet describing research sponsored by DOE's Building America program to research the importance of attic air-sealing and best practice attic air-sealing techniques for new and existing homes.

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

Article describing the control layers (air, thermal, and vapor barriers) needed to build homes successfully in very cold locations.

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

Information sheet with information about insulating and ventilating attics.

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.

Article describing the difference between conditioned or unvented attics and unconditioned or vented attics.

Article describing the use of whole-house fans to provide cooling in the region surrounding Sacramento, CA.

Website providing information about the Cool Roof Rating Council including programs, membership, and resources for the construction industry.

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

Article describing the importance of air sealing, insulation, and roof ventilation in reducing the likelihood of ice dam formation on roofs in cold snowy climates.

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

Webpage providing a guide for homeowners to follow when installing a water heater blanket on their electric resistance water heater.

Checklist describing solar water heating recommendations per the DOE Zero Energy Ready Home program.

Factsheet describing how to secure water heaters to resist seismic activity.

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.

Informational guide describing the benefits, functionality, and cost savings of ENERGY STAR® certified heat pump water heaters, addressing common misconceptions and highlighting incentives.

Report describing research testing results on roof truss to wall connections in light frame wood systems.

An engineering design guide for hydronic heat loops, discussing the features and advantages of condensing boilers.

Article explaining what a continuous load path is and the key connection points that make it up.

Report describing the in situ performance evaluation of newly released heat pump water heaters (HPWHs), highlighting their energy and cost savings potential compared to conventional electric resistance water heaters and other alternatives, based on data collected from installations in Massachusetts...

Journal article reporting on field experience of unvented cathedralized (UC) attics in several environments in the United States.

A webpage discussing how water heater expansion tanks operate and how to repair them.

The FPC Monitoring project has evaluated radiant barrier systems (RBS) as a new potential DSM program.

Standard that applies to storage water heaters, instantaneous water heaters, and circulating water heaters including booster water heaters; the current version of this standard was published in the year 2019 and it is available for purchase along with a digital preview on the ANSI webstore page.

Report describing the cost-effectiveness and performance of all-electric, zero net energy multifamily buildings in California, detailing technical challenges and providing recommendations for design, construction, codes, standards, and operations to support future projects.

Report describing the use of fresh air ventilation systems to eliminate the formation of icicles and ice dams along the eaves of roofs.

Report describing the advantages and best practices for installing heat pump water heaters (HPWH), highlighting their improved energy efficiency, reliability, and critical considerations such as condensate management, proper sizing, and optimal installation location to enhance performance and...