Disaster Resistance -
Hurricanes / High Winds / Tornadoes

Hurricanes, high winds, and tornadoes can unleash on the roofs and walls of building exerting extreme pressures against the building shell. Select the building components listed below to be directed to guides that can provide detailed information on making your home more resistant to these forces.

Roof Type

Description
A guide discussing the installation of asphalt shingles when installing roofing on new construction or when repairing or replacing roofing on existing homes.
Description
Guide describing installation of clay or concrete tile roofs to increase disaster resistance, per the requirements of the IBHS Fortified Home Hurricane and High-Wind Standards.
Description
Guide describing recommendations for installing metal roofing that increase the roof's resistance to hurricanes and high winds, in accordance with the requirements of the IBHS Fortified Home Hurricane and High-Wind Standards.
Description
A guide describing how to install low-sloped ("flat") roofs with insulation above the roof deck that resist wind pressures during high-wind events.

Roof Sealing / Sheathing / Venting

Description
Guide describing requirements for sheathing and sealing the roof decking in accordance with the requirements of the IBHS Fortified Home Program's Hurricane and High Wind Standards, and other roofing considerations to increase the roof's disaster resistance.
Description
Guide describing designs and construction retrofits for roof assemblies to resist pressures at roof edges during high-wind events.
Description
Guide describing the installation of roof vents that are resistant to damage from high winds and entry of wind-borne rain, wildfire embers, or pests.

Roof Attachments

Description
Guide describing how to provide a continuous water control layer across the roof assembly by sealing all penetrations for pipes, vents, etc. in existing roofs.
Description
Guide describing the installation of gutters, downspouts, and alternate options for managing rainwater run-off from roofs.
Description
Guide providing information about flashing around a chimney to protect the intersection of the roof and chimney walls from water intrusion and anchoring of a chimney to prevent collapse in high winds.

Attics

Description
Guide describing options for designing and locating the thermal boundary at the attic floor or along the roof line in new and existing homes.

Walls

Description
Guide describing how to install flashing that is integrated with air and water control layers around piping, vents, and other wall penetrations as part of an exterior wall retrofit.

Windows

Doors

Description
Guide describing garage doors that are pressure-rated to withstand wind pressures from hurricanes, high winds, and tornados.

Porches / Carports / Decks

Description
Guide describing how to provide a continuous load path with appropriate connectors to improve the wind resistance of attached porches, carports, and decks during high-wind events.

Foundation

Site

Operations

Equipment

Description
Guide describing the advantages and disadvantages of gable roof and hip roofs and how both designs react under high wind loads.
Description
An information guide describing design considerations for improving occupant safety and minimizing windstorm property damage in new homes in high-wind and hurricane-prone areas.
Description
Guide describing options for designing and locating the thermal boundary at the attic floor or along the roof line in new and existing homes.