After the home is built you run into major issues.
Installing metal roofing to strapor not to strap.
When installing a metal roof over an existing roof insulate the spaces between the wood strips with rigid insulation to prevent condensation before installing the roofing.
Question from june in new hampshire.
Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
How to install hurricane straps to a roof.
You also need to add.
Metal roofing is also available in the form of shingles.
The eave flashing or edging is just the steel metal strips used to cover the entire perimeter of the roof.
Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.
You are essentially sealing off the metal roof with this flashing and you need to make sure that is securely fastened.
Standing double locking seam does this tend to sweat on top of asphalt shingles.
Work at a comfortable steady pace trying not to rip up or carry off too much old roofing at once.
Hurricane straps provide extra security for your home s roof.
Pa models installed vertically in the top of a grouted masonry wall with 6 embedment and 12 0 148 x 3 nails achieve an allowable uplift load of 1 890 lb.
The easiest way to install hurricane straps is during the construction of the home.
Next you are ready to install the metal roof.
You can use 1 inch nails for the installation of eave flashing.
Start at the highest point and the furthest point from the trash container and take off all the old.
For pa models 0 148 x 1 1 2 nails may be substituted for 0 148 x 3 nails at 100 of listed load and with a 15 increase in deflection.
We are in the process of contacting contractors regarding the installation of a metal roof on our home and with each contractor that comes to the house we are getting more and more confused.
They are able to withstand winds of more than 100 miles per hour.
I have used metal roofing on sheds strapped with no sheathing and there is a minute amount of condensation when temperature extremes take place.
In the local area london on the two metal roofing companies i have talked to so far have two different approaches to installing metal roofs.