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.

Report providing guidance on wet floodproofing crawlspaces, unfinished basements, and garages.

Report providing guidance to homeowners and business owners on protecting crawlspaces from flood damage.

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

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.

Report aimed to quantify the impact of closed crawlspaces in new homes, and investigate modeling software to ensure accuracy of energy consumption predictions in these homes.

Guide about designing and installing closed crawlspaces in the Southeast.

Article describing how closed crawlspaces can do "double duty" by controlling moisture and providing energy savings.

Report outlining how conditioned crawlspaces perform better than vented crawlspaces in terms of safety, health, comfort, durability and energy consumption.

Article discussing whether or not to seal and insulate crawlspaces.

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.

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.

Guide provides homeowners ways to prepare for an earthquake and protect a home against earthquake damage.

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

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.

Article describing methods to manage moisture, rainwater, and vapor in basements and crawlspaces.

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

Handbook providing guidance on the design and construction of foundations for homes, including insulation, air sealing, and water management details for basements, crawlspaces, and slabs.

Article describing what the building codes say about frost-protected shallow foundations as a cost-saving alternative to conventional concrete foundations.

Guides describing frost-protected shallow foundations as an alternative method for building an energy-efficient foundation for a house in a cold climate that uses less concrete and saves on labor.

Article describing frost-protected shallow foundations with construction drawing details.

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

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

Report outlining results from a 2005 hygrothermal pilot study in the South.

Video describing how a frost-protected shallow foundation (FPSF) is constructed and including use of a stay-in-place EPS (expanded polystyrene) footing form that provides insulation and simplifies the installation of frost-protected monolithic concrete slab foundations.

Video describing how a frost-protected shallow foundation (FPSF) is constructed and including use of a stay-in-place EPS (expanded polystyrene) footing form that provides insulation and simplifies the installation of frost-protected monolithic concrete slab foundations.

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.

Information sheet providing links and resources for insulating basements in cold climates.

Building science insight into crawlspaces.

Document describing guidance and requirements for flood openings in walls at and below grade.

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

Report providing guidance on protecting foundation walls and enclosures from flood damage.

Information sheet including a checklist of steps to follow for pouring concrete.

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.

Report describing how to construct a frost protected shallow foundation (FPSF) as a practical alternative to a deeper, more-costly foundation in cold regions with seasonal ground freezing and the potential for frost heave.

Fact sheet describing building envelope performance measures applicable to residential and small commercial construction.

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

Article describing the risks associated with vented and unvented crawlspaces in different climate zones.