Lay down the first roof steel panel squaring it with the mason line.
How to install pro rib steel roofing.
The roof panels are installed similar to the wall panels in layout.
They need to run in the opposite direction of the metal siding.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
5 rib roofing panels must be applied on a minimum roof pitch of 2 12 or greater.
Then nail them to the surface you re working on leaving 16 inches 41 cm between each strip.
To install the furring strips start by cutting them to size so they run from one end of the surface to the other.
To guard against wind damage at the eaves and for a neatly finished appearance gable trim is recommended.
Measure one panel width in from the roof edge.
For use by its customers and is intended to be a guide only.
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Cut the first rib off leaving of rib on the first roof sheet of roof steel.
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.
Butyl tape as shown below is recommended along panel side laps.
Place the leading edge of the first panel along this line.
Make sure you install the furring strips horizontally and not vertically.
3 5 rib installation guidelines caution.
All intermediate fasteners can be.
Using screws fasten roof at top and bottom of the sheet in the flat next to each rib.
Install the roofing screws vertically along each rib in the panel.
At this point chalk a line from ridge to eave.
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Install screws every 6 10 inches.
Another option is to install a or 7 8 lap stitch screw in the crown of the rib to secure the side lap.
This guide is supplied by fabral inc.