Space the screws about 12 in 30 cm apart.
How to attach metal roofing.
Corrugated metal roof installation instructions step 1.
Our goal in this article is to explain.
Install the roofing screws vertically along each rib in the panel.
And for any exposed fasteners try to avoid over tightening them.
Install offset cleat install the offset cleat along the eave and then you are ready to install the metal.
Moreover try to ensure that the screws are all aligned evenly.
Align the first metal roofing panel so that it overlaps the edging by 1 2 to 3 4 of an inch and is square to the roof.
Depending on the area of the roof you can use different sized panels.
Screws are much stronger than nails in terms of pull out strength they don t back out as readily as nails and it s possible to get a better seal with screws than nails.
Bend panel edge we will prepare the end of this panel by cutting up one inch on either side folding under and.
You will use metal roofing screws to secure the metal panels to the sheathing.
Place the first screw.
Use your neoprene washer head screws to secure the metal to the sheathing.
Our company definitely recommends screws over nails for attaching metal roofing to the purlins.
Make sure that the screws are all aligned evenly as you will be able to see them from the ground if they are.
Try to space the screws about 12 inches apart down the entire piece of metal.
Buy the metal panels.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
The correct method of tightening the screw do not install the screws sideways remove metal shavings pre drilling screw holes using the correct tools chalk lines.
Hidden fastener installation step 1.