What Are Hurricane Straps?

What size nails for Rafter ties?

Face nail rafters ties to rafters using the quantity of 16d common nails or 40d box nails indicated in Table R802.

3-1.

Use 2×4 or larger lumber for rafter ties.

Connecting rafters to ceiling joists or to rafter ties helps the walls resist outward thrust pressure from the roof..

What are hurricane ties used for?

A hurricane tie is used to help make a structure (specifically wooden structures) more resistant to high winds (such as in hurricanes), resisting uplift, racking, overturning, and sliding.

Can you add hurricane straps?

You can install straps that connect to the rafters or trusses right over the top of the wall sheathing. Make sure that the nails hit the double top plate behind the sheathing.

How many nails are in a hurricane strap?

Nail each hurricane strap to your truss or rafter with 16-penny framing nails when you install hurricane straps to a roof. Make sure that your truss and rafter are also toe-nailed in place before you install your hurricane straps.

Do hurricane ties go on both sides?

Caution: Do not install Hurricane ties into both sides of a given truss, rafter, or joist. Doing so may cause damages in the wood and risks collision of the nails. Instead, install them diagonally across from each other.

How much are hurricane straps?

We install 2 new straps at no cost. If more straps are required, the price is $20/strap. We will inform you before work begins if you need more than 10 straps. *Don’t wait until a hurricane approaches.

Can you use screws with hurricane ties?

When it comes to wood-frame construction, hurricane ties are among the most commonly specified connectors. … Simpson Strong-Tie manufactures approximately 20 different models of hurricane ties, not counting twist straps, other clips, or the new fully-threaded SDWC screws often used in the same applications.

Are hurricane clips effective?

Effectiveness: The clips were tested for impact and pressure resistance up to 150 mph at the National Association of Home Builders test lab. Fee says PlyLox clips are ideal for hurricanes, though they probably won’t be enough against the incredible force of an EF4 or EF5 tornado.

Are hurricane ties required?

All new buildings are required to have hurricane ties installed. While not required on older structures, owners of existing buildings would be wise to invest in the installation of hurricane ties and straps. Costs are minimal and these retrofitted items can make a difference during the next hurricane or wind event.

How do you reinforce a hurricane roof?

Five Ways to Reinforce Your Roof Before Hurricane Season1) Nail Down Loose Shingles. Not all shingles are completely uniform. … 2) Roofing Cement on Shingles. … 3) Construction Adhesive on Rafters and Trusses. … 4) Reinforce Your Flashing. … 5) Hurricane Clips or Tie-Downs.

Can I screw joist hangers?

You can use screws explicitly made for joist hangers. However, avoid using any other types of screws as they cannot support joist loads and are not designed to withstand shear force. While screws made specifically for joist hanger support are an option, there are other types of attachments used.

What size nails for Simpson hurricane ties?

5A Hurricane Ties connects the double top plate to the rafter or truss. This clip accepts 8d . 131″ x 1-1/2″ joist nails or longer. You can also substitute the Simpson SD #9 x 1-1/2″ Structural Screw.

Where do Rafter ties go?

Where rafters are oriented perpendicular to the ceiling joists, rafter ties should be installed just above the ceiling joists. The ties usually rest on the joists. When rafters are installed on 24-inch centers, rafter ties are typically installed at every other rafter.

How do hurricane ties Work?

Product Overview. Simpson Strong-Tie hurricane ties are designed to resist high winds and seismic forces by positively connecting trusses/rafters to the top of wall of the structure.

What are hurricane roof clips?

Hurricane clips are steel connectors that have been designed, tested, and mandated by all building codes for new construction to connect your roof structure to your wall structure. When the tropical storm or hurricane winds hit your walls they are forced upwards to the over hang of your roof.