Library

Article describing methods for insulating and air sealing vented and unvented roofs in various climates zones.

This Measure Guideline provides design and construction information for a deep energy enclosure retrofit solution of a flat roof assembly.

Study investigating measured cooling energy savings in homes across the U.S. from the installation of roofing with higher solar reflectance.

A presentation describing the standards regarding who is responsible for what part of the design to ensure the roof truss is properly designed and braced.

An installation training manual discussing the installation of metal roofing materials and related accessories, for both new construction and retrofit projects.

A Recovery Advisory guide reccomending practices for designing and installing metal roof systems that will enhance wind resistance in high-wind regions (i.e., greater than 90-miles per hour [mph] gust design wind speed).

Report covering the selection of roof vents for rainwater resistance.

FEMA report describing findings from an investigation of Hurricane Ike in Texas and Louisiana and residential construction recommendations based on those findings.

This report requires all elements of rooftop PV panel systems to be designed for component and cladding pressures per ASCE 7-10.

Report providing extensive guidance on controlling moisture in building envelopes through proper selection and installation on air, water, thermal, and vapor barriers.

The next generation of building enclosures is a key step toward achieving high-performance goals through decreasing energy load demand and enabling advanced space-conditioning systems. Yet the adoption of high-R enclosures and particularly high-R walls has been a slow-growing trend because...

Standard covering overs mounting systems, including mounting devices, clamping devices and ground lugs for use with photovoltaic modules and panels and contains requirements for ground-mounted and roof systems as part of a nonstructural building component.

Conference paper making the case that moving ducts to conditioned space saves energy, is practical for production builders (when accompanied by careful pre-planning), and creates significant andmarketable energy savings for homebuyers.

Guide providing information on controlling attic ductwork sweating.

A document providing guidance on integrating a PV array with a roof system.

Study examining how design features, such as building envelope openings and compartmentalization, affect the wind pressure in typical low-rise buildings with gable and hip roofs.

Report highlighting the evaluation methods used and extent of wind washing found in a study analyzing wind washing in thirty-two two-story homes.

Report covering wind loading on roofing assemblies.

Manual describing design, detailing, material selection and troubleshooting for plaster, IEFs, and drywall, with information on continuous insulation, air barriers, rain screens, and ratings for fire and sound.

Large scale simulation study investigating the effects of cool roofs and walls on buildings of various vintages across the U.S., with special attention given to California.

Website providing guidance on how to reduce the risk of damage to a home from hail.

Webpage providing guidance for homeowners on how much snow weight a typical roof can handle and when to consider removing snow from the roof.

Article describing how ice dams form on residential roofs, how they damage homes, and solutions to prevent future dams.

Fact sheet from Wisconsin Focus on Energy explaining how to prevent future ice dams on homes by learning about their formation and mitigation of contributing factors.

Case study describing the External Thermal and Moisture Management System developed by the NorthernSTAR Building America Partnership for retrofitting roofs with rigid foam over the roof deck, especially on one and a half-story homes.

List of recommendations from IBHS on how to protect homes from ice dam formation.

Website providing an online calculator for determining energy and cost savings from installing radiant barriers in attics.

Fact sheet describing analysis of potential heating and cooling savings from radiant barriers in attics.

U.S. Department of Energy's website describing radiant barriers in homes.

Website with answers to some of the most commonly asked questions about attic radiant barriers.

Report covering the performance of residential buildings during three hurricanes impacting Florida in 2004.

Information sheet with the definition and uses for a raised truss.

Searchable database of over 3,000 roofing products that have undergone solar reflectance and thermal emittance testing.

Fact sheet describing conditions for wildfire, how a home catches fire, how to create a survivable space, the ideal fire resistant home.

Webpage explaining how to mitigate heat loss through roofs for ice dam prevention.

Research project aimed to verify whether homes in the New Jersey HPwES program achieved 30% source energy savings, and if so, what measures were implemented to achieve them.

A report presenting alternative approaches for reducing the costs of roof-mounted, grid-connected photovoltaic (PV) systems.

An EPA guide describing the causes and impacts of summertime urban heat islands, promoting strategies for lowering temperatures in U.S. communities.

Article describing moisture and ice dam issues in attics and how to air seal the attic floor.

Webpage from FEMA describing how to properly reconstruct masonry fireplace chimneys damages by earthquakes.

Report providing architects, designers, and homeowners with information to make house plans useful for constructing a more wind resilient structure.

Fact sheet describing how to install bracing to retrofit roof dormers for increased wind resistance.

Fact sheet describing methods for flashing and air-sealing windows and doors.

Factsheet providing homeowners with an overview of approaches for flashing and sealing roof penetrations to help discussion with a roofing contractor.

Fact sheet describing flashing of roof penetrations to make a home more resistant to high winds, hurricanes, and rainwater intrusion.

Report covering non-combustible continuous exterior insulation and non-combustible roof venting.

Fact sheet describing proper roof sheathing installation and illustrating fastening methods that will enhance the durability of a building in high-wind areas; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

Fact sheet describing recommended practices for the use of roofing underlayment as an enhanced secondary water barrier in coastal environments and optional installation methods; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”

Q&A article discussing how to address moisture issues in an attic in a wet and humid coastal climate.

Fact sheet describing the importance of proper roof and deck flashing, and typical and enhanced flashing techniques for coastal homes; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”