In the past rafters and trusses were typically fastened in place with three 10d or 16d toenails a connection that was easily torn apart in a high wind.
Roof to wall attachment toe nails.
When using toe nails to attach the top or bottom chord of a truss to the side of a girder truss or wood beam the number of nails used is generally limited to a maximum of three toe nails for 2x4 chords and four toe nails for 2x6 chords.
Q how much will i save a third nail maximum solutions we are the industry leader specializing in the installation of the third nail into hurricane clips throughout the state of florida.
Toenails this means the trusses in the attic are attached to the walls of the home with nails driven in at angles called toenails.
Most older homes will qualify for clips.
Roof to wall attachment is checked shaded as a.
Toe nails are a single nail driven through the truss at an angle into the top plate of the supporting wall.
No insurance credit for this type of attachment clips this is the first type of roof wall attachment that receives an insurance credit.
Figure b8 1 figure b8 2 a a 30 section a a truss truss 1 3 nail length 3 5 wall top plate wall top.
If you have box a checked or shaded for toe nails you need this upgrade.
What are hurricane clips.
Florida homes built after 2001 are required to have hurricane clips.
A minimum of three nails need to be used with every option other than toe nails.
There are good reasons to improve roof wall connections.
Well for starters it can upgrade your roof to wall attachment on your wind mitigation inspection from toenails to clips that one change may help you save 20 to 50 percent on your home insurance.
Roof to wall attachment.
Thereafter you save that much money each year.
The usual time it takes to recoup your investment for the 3rd nail mitigation is 9 12 months.
If you are unsure of what it is or if you would need this repair any questions or concerns please contact us for a free evaluation.
As with rafter style roofs toenailing is one of the most common ways of attaching a truss style roof to a wall plate.
Toenail a truss into the top of the wall plate by nailing through the sides of the bottom chord at a 30 degree angle.
This section described the way the trusses are attached to the main house structure.
In an older masonry house the truss rafter may be toe nailed to a wood plate that is bolted to the tie beam at the top of wall.
You may benefit from this repair if your home was built before 2002 or if your most recent wind mitigation shows in section 4.