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• Florida Building Code (FBC) Equivalent – Asphalt roof coverings installed in accordance ASTM D 3161 (modified for 110 mph) or Miami Dade County PA 107-95.
• Non- Florida Building Code (FBC) Equivalent – Asphalt roof shingles not meeting requirements listed above for FBC Equivalent and all other roof covering types.
• Reinforced Concrete Roof Deck - A roof structure composed of cast-in-place or pre-cast structural concrete designed to be self-supporting and integrally attached to wall/support system.

• Class A – Hurricane Impact
• Class B – Basic Impact

• Toe-Nail: Nails driven at angle through rafter/truss and attached to top plate of a wall
• Clips: Metal clips installed on each truss/rafter that attach to the side only of the truss/rafter and wall frame.
• Single Wraps: Metal straps installed on each truss/rafter that wrap over the top of the truss/rafter and attach to wall frame in one location
• Double Wraps: Metal straps installed on each truss/rafter that wrap over the top of the truss/rafter and attach to wall frame in two locations.

Definitions from per Wind Mitigation Form OIR-B1-1802 (Rev. 01/12). If unknown, select N/A and submit.

A. Plywood/Oriented strand board (OSB) roof sheathing attached to the roof truss/rafter (spaced a maximum of 24” inches o.c.) by staples or 6d nails spaced at 6” along the edge and 12” in the field. -OR- Batten decking supporting wood shakes or wood shingles. -OR- Any system of screws, nails, adhesives, other deck fastening system or truss/rafter spacing that has an equivalent mean uplift less than that required for Options B or C below.

B. Plywood/OSB roof sheathing with a minimum thickness of 7/16”inch attached to the roof truss/rafter (spaced a maximum of 24”inches o.c.) by 8d common nails spaced a maximum of 12” inches in the field.-OR- Any system of screws, nails, adhesives, other deck fastening system or truss/rafter spacing that is shown to have an equivalent or greater resistance than 8d nails spaced a maximum of 12 inches in the field or has a mean uplift resistance of at least 103 psf.

C. Plywood/OSB roof sheathing with a minimum thickness of 7/16”inch attached to the roof truss/rafter (spaced a maximum of 24”inches o.c.) by 8d common nails spaced a maximum of 6” inches in the field. -OR- Dimensional lumber/Tongue & Groove decking with a minimum of 2 nails per board (or 1 nail per board if each board is equal to or less than 6 inches in width). OR Any system of screws, nails, adhesives, other deck fastening system or truss/rafter spacing that is shown to have an equivalent or greater resistance than 8d common nails spaced a maximum of 6 inches in the field or has a mean uplift resistance of at least 182 psf.

D. Reinforced Concrete Roof Deck.

E. N/A:

SWR (also called Sealed Roof Deck) Self-adhering polymer modified-bitumen roofing underlayment applied directly to the sheathing or foam adhesive SWR barrier (not foamed-on insulation) applied as a supplemental means to protect the dwelling from water intrusion in the event of roof covering loss. A Wind Mitigation Certificate is required for this option (OIR-B1-1802 (Rev. 01/12). If no certificate is available, choose NO.

An amount a homeowner must pay before insurance will cover the damage caused by a hurricane.

An amount a homeowner must pay before insurance will cover the damage caused by all other perils.