Library

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

Calculator determining the appropriate design pressures for steep-slope roof coverings for roofers and evlauators.

Fact sheet describing the acceptable underlayment alternatives including ASTM D6757 Underlayment Felt Containing Inorganic Fibers for Steep-Slope Roofing for certain applications.

Checklist providing recommendations for the right tape in order to reduce the risk of leaks during storms with wind-driven rain.

Checklist highlighting the requirement for metal structural connections and materials fasteners used to retrofit or construct FORTIFIED buildings less than 3,000 ft from saltwater to be suitably protected from corrosion.

Checklist intending to clarify FORTIFIED Home™ eligibility requirements that relate to a home’s foundation.

Factsheet describing ways to install sheathing over existing 1x roof decking.

Checklist providing prescriptive instructions on how to retrofit ladder framing on gable end overhangs to achieve a maximum depth of 18 in. from the face of the wall.

Checklist describing requirements for roof sheathing along the gable end truss or rafter to achive a FORTIFIED Roof, including New Roof designations and exceptions.

Report summarizing the requirements for strenghtening and protecting the roof, openings in the house, and creating a continuous load path to strengthen walls and foundation per the IBHS Fortified Homes Hurricane Standard for Existing Homes.

Checklist providing information on how and when to install solid sheathing over spaced deck boards on homes located in areas that use the FORTIFIED Home™–High Wind standards.

Checklist providing good and bad methods of fortifying the roof, especially in high wind situations.

Checklist providing good and bad methods of fortifying the roof, especially in hurricanes.

Checklist providing information about the specific requirements of FORTIFIED Roof™ design and construction standard for re-roofing specific for high wind resistance.

Checklist providing information about the specific requirements of FORTIFIED Roof™ design and construction standard for re-roofing specific for high wind and hail resistance.

Checklist providing information about the specific requirements of FORTIFIED Roof™ design and construction standard for re-roofing specific for hurricane resistance.

Checklist highlighting key concepts of wind design uplift pressures and design uplift pressure ratings for proper selection and installation of residential roof covering systems to comply with section R905.1 of the 2015 International Residential Code for a FORTIFIED Roof™–New Roof designation.

Fact sheet instructing installers about flashing installed on a FORTIFIED roof and points to roof covering manufacturers for flashing installation instructions.

Checklist providing the type of roofing felt recommended by IBHS as a quilified sealed roof deck system for asphalt shingle or metal roofing.

Checklist providing options and a guide for taping roof deck seams.

Checklist providing information on strengthening the attachment of roof sheathing and installation of a sealed roof deck system using a spray polyurethane foam adhesive.

Checklist providing selection and installation guidance for residential, non-structural metal roof systems installed over wood roof decks with a roof slope 2:12 or greater to comply with section R905.1 of the 2015 IRC for a FORTIFIED Roof – New Roof Designation.

Checklist providing additional guidance and options for asphalt shingle installations at roof edges, intersections and valleys.

Website providing technical documents of checklists, calculators, bulletin, modular home toolkit, standard details, and corrosion resistance requirements – map set; describing the requirements of the IBHS Fortified Home program to improve the disaster resistance of new and existing homes.

Website offering an online training that teaches disaster-resistant best practices for roofers.

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

Guide describing retrofit procedures for gable end roofs.

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.

Guide describing how and where to install flashings in order to weatherproof a roof.

Brochure on specifications for PV systems.

Brochure on specifications for solar thermal systems.

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.

Guide describing the requirements by FORTIFIED Home™ for improving the home's resistance to high wind and hail.

LBNL webpage introducing heat island effect and cool materials concepts, and providing links to LBNL pages explaining cool pavements, cool roofs, and cool walls.

LBNL webpage providing resources and tools related to cool technologies, including the SRI calculator and the DOE Cool Roof Calculator.

Informational guide describing the design, installation, and maintenance best practices and technical considerations for integrated Heat Pump Water Heaters in single-family and multifamily new construction.

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...

The Heat Pump Water Heater Installation Tool helps contractors, installers, and homeowners through the decision-making process for heat pump water heater (HPWH) product selection and installation, with a focus on overcoming installation barriers.

Report describing the significant potential for energy use reductions through heat pump water heaters, which have been a crucial part of Northwest power plans for decades and have recently achieved substantial savings with new integrated models and climate specifications.

Report describing the features, benefits, and best practices for the design and installation of heat pump water heaters in new low-rise multifamily buildings, highlighting their efficiency, reliability, and contribution to decarbonization goals.

Report describing a laboratory assessment that provides insights into space requirements and venting strategies for heat pump water heaters (HPWH) to enhance retrofit installations and provide actionable guidance for manufacturers, designers, engineers, installers, and owners.

Guide providing detailed selection and installation instructions for heat pump water heaters.

Provides consumers with general information on solar water heating systems and how to select a contractor.

Case study of new home construction in the hot-dry and mixed-dry climate zones.

Best Practices document providing an introduction to current photovoltaic and solar thermal building practices.

Report containing 37 fact sheets that provide technical guidance and recommendations concerning the construction of coastal residential buildings.

Report providing a collection of fact sheets describing guidance for constructing homes in wildfire zones.

Article describing the causes that form ice dams, as well as solutions for preventing future ice dams on roofs, focusing on air sealing to prevent hot air leakage.

Report on a project that enhanced the HWSIM distribution system model to more accurately model pipe heat transfer.