It may help to attach a string along the eaves to serve as a layout guideline for the overhang.
How to install corrugated sheet metal roofing.
Work toward the sides of the roof deck cutting panels to fit as necessary.
Cut the panels to the desired length.
Pre drill holes on the ridges.
Use roofing felt to cover the roof by stapling every 3 inches on the outside of the felt and about 5 to 7 inches on the interior.
Place the metal sheet at one corner of the roof overhanging the edge of the roof by 2 inches.
We suggest using a soft wood block and a mallet with some rag between the block and the sheet to prevent damage the sheet coating.
For a single pitch roof the minimum pitch we recommend is 10 degrees.
Buy the metal panels.
Western states metal roofing sells directly to homeowners and roofing contractors.
Space the screws about 12 in 30 cm apart down the entire piece of metal.
Secure the sheets into place with screws.
Use specialty nails with washers to secure each corrugated metal sheet.
Install the roofing screws vertically along each rib in the panel.
The sheets should overlap by at least four inches add a bead of caulk where they overlap and at the other end of the building ensure there s an overhang of two inches.
Tap each new sheet tight into place where it laps before the fixings and mastic tape are used.
Installing corrugated roofing 1.
Use your neoprene washer head screws to secure the metal to the sheathing.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
You can either buy.
If you re reading this blog then you have either purchased metal roofing or will be buying soon.
Once the first sheet is in place you need to install the remainder of the lowest row of corrugated metal roofing.
Most panels come up to 32 feet 9 8 m in length.
If you haven t already bought your metal roofing panels you can save 15 to 50 by purchasing directly from the manufacturer.
If yours do not then you will need to drill holes.
Allow for a minimum of 18.
Fasten with about 20 screws per sheet.
For gable roofs place the metal sheet at one corner of the roof overhanging the edge by 2 inches.
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.
How to lay corrugated roof sheets.
Depending on the area of the roof you can use different sized panels.
Take care the first piece is aligned precisely perpendicular square to the edge.
We offer affordable delivery throughout.
Without getting up on the roof itself you can get the measurements simply by measuring the.
Take your first sheet of metal and place it on the roof so that it overhangs the edge at least 3 4 in 1 9 cm.
Corrugated metal roof installation instructions step 1.