Library

Web article describing common issues that can cause refrigerant system flare joints to leak.

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 minimum regulations for plumbing facilities, including fixtures, water heaters, water supply and distribution, sanitary drainage, storm drainage, etc.

Article describing thermal bridging, construction practices that encourage thermal bridging, and solutions.

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

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

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.

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.

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.

Information sheet discussing the properties and benefits of insulating concrete forms.

Website providing lists of WaterSense-qualified products for home plumbing and irrigation equipment that meet the requirements of the U.S. Environmental Protection Agency’s (EPA’s) WaterSense program.

Information sheet providing information about investigating the thermal effect of staggering the inner and outer wall studs on double walls in new construction.

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.

Information sheet about what length screws should be used, and how closely to space the screws when fastening furring strips to a foam-sheathed wall.

Documents describing Flood Resistant Provisions of the international codes (including the international building, residential, exiting building, mechanical, plumbing, fuel gas, fire, swimming pool and spa, private sewage disposal, and code council performance codes) and summaries of changes from the...

Factsheet describing backflow valve benefits and tips.

Website with information for consumers about solar thermal systems for homes.

Website providing certifications and codes for automatic gas shut off valves in the state of California.

Document that gives a step-by-step approach for designing attachments for cladding materials through foam sheathing.

Article describing the factors that can lead to inefficient hot water distribution systems in homes.

PDF detailing the inspection and verification guidance for WaterSense labeled new homes including indoor and outdoor efficiency requirements, and homeowner and building management education.

Report showing installers how to attach ducts, pipes, and associated equipment to buildings to minimize earthquake damage.

Fact sheet describing principles of insulating steam distribution and condensate return lines as an effective way to prevent energy loss.

Guidebook providing useful examples of high performance retrofit techniques for the building enclosure of wood frame residential construction in a cold and somewhat wet climate.

Webpage describing water treatment standards as related to residential drinking water filters.

Table calculating friction losses of PVC pipe fittings.

Table calculating friction losses for PVC pipe by length.

Field manual describing measures to reduce potential hazards and damages caused by and to nonstructural components of a building such as HVAC, appliances, lighting, windows, and furniture during an earthquake.

Website with information and research about residential hot water distribution systems.

Article from the Institute of Biological Engineering describing reverse osmosis water softeners.

Information for properly sizing gas lines for use with tankless water heaters and other gas appliances.

Article describing thermal bridging, construction practices that encourage thermal bridging, and solving thermal bridging through continuous exterior insulation.

Report sumarizing a workshop to initiate a professional discussion about eventual benefits of the application of massive technologies in US buildings.

Technical report describing the impact of thermal bridging in balcony connections, presenting alternative design strategies, performance analyses, and case studies to enhance energy efficiency and reduce carbon emissions in building envelopes.

Guide addressing troubleshooting and frequently asked questions about water pressure.

Article describing water leak detection and modes of testing (video camera inspection, hydrostatic pressure, electronic listening, isolation, and digital testing).

Documents describing Flood Resistant Provisions of codes published by the International Association of Plumbing and Mechanical Officers (IAPMO): the Uniform Mechanical Code; Uniform Plumbing Code; Uniform Swimming Pool, Spa and Hot Tub Code; and Uniform Solar, Hydronics and Geothermal Code (Uniform...

The International Association of Plumbing and Mechanical Officials (IAPMO) has been protecting the public’s health and safety for ninety-three years by working in concert with government and industry to implement comprehensive plumbing and mechanical systems around the world. Main website.

EPA WaterSense guidance on urinals.

Products and specification for a State of California-compliant earthquake-actuated automatic gas shutoff valve.

Report describing filtration, distillation, and disinfection methods of water treatment.

Article describing different types of water softeners and how they work.

Resource that provides a directory of individuals that have successfully completed all requirements of at least one WaterSense Approved Certification Method (WACM) through a Home Certification Organization (HCO).

Website providing a searchable list of products that meet the EPA WaterSense criteria for water savings.

Specification of criteria for lavatory faucets and faucet accessories under the U.S. EPA WaterSense Program.

Article describing the EPA WaterSense program, process, and benefits.

Webpage from U.S. Environmental Protection Agency describing the EPA WaterSense program including the Mandatory Checklist for WaterSense Labeled Homes, information on how to get certified, and information on finding or becoming a WaterSense Home Certifying Organization.