Library

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 covering wind loading on roofing assemblies.

Report presenting performance results from tests conducted on an energy efficiency retrofit project in Stockton, California.

Paper examining the monitored performance of four newly constructed near zero energy homes in Florida.

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.

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.

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.”

Webpage discussing the characteristics of sunlight and how cool roofs work to reduce solar heat gain.

Study conducted to help determine cost-effective solutions for heating and cooling houses that are designed to be energy efficient.

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

Report informing building stakeholders about the risks a snow event poses to their buildings, preventative measures to take before the snow season, and actions that should be taken before, during, and after a snow event.

Webpage providing information about design snow loads and a free interactive ground snow load mapping tool for the contiguous United States, as well as snow load calculation methods.

Specifications to assist builders in designing and constructing homes equipped with a set of features that make the installation of solar energy systems after the completion of the home’s construction easier and less expensive.

Spreadsheet tool that computes solar reflectance index (SRI) and roof surface temperature based on solar reflectance and thermal emittance using ASTM standard E 1980.

A website providing timely and accurate forecasts and watches for severe thunderstorms and tornadoes over the contiguous United States.

Article describing ways to protect roofs from water infiltration by using self-adhering underlayment in vulnerable locations such as roof valleys, eave edges (to help deal with ice dams), rake edges, roofs to vertical walls (such as dormers), sidewall protection, the bottom of dormer valleys, and...

Fact sheet describing water management in a residential building.

Fact sheet describing the test procedure for wind and wind driven rain resistance of discontinuous roofing systems.

Manuals describing design, materials, and installation techniques applicable to almost all types of roof systems; four-volume set includes Metal Panel and SPF Roof Systems, Membrane Roof Systems, Architectural Metal Flashing and Condensation and Air Leakage Control, and Steep-Slope Roof Systems.

Report proposing a procedure for estimating the whole opaque wall R-value (whole-wall R-value), independent of system type and construction materials.

Article from Purdue University on the potential for white paint technology to lower air conditioning usage requirements.

Factsheet providing design guidance for engineers describing how to characterize snow drifts on roofs in three dimensions rather than two, as anticipated in the 2022 edition of the standards, ASCE 7 - Minimum Design Loads and Associated Criteria for Buildings and Other Structures.

Fact sheet outlining best design and construction practices for tile roofing in high wind areas; also published in FEMA P-499 “Home Builder’s Guide to Coastal Construction: Technical Fact Sheet Series.”