Step 12 install r panel closures.
How to install tin roof panels.
3 install 1 4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1 4 purlins over the shingle roof.
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 line.
This is by far the most common way to install a metal roof.
Notch the trim to lay it over the peak and secure it with 1 4 inch metal to wood screws.
In many cases it makes sense to remove an old or dilapidated roof and install a metal roof that is better able to withstand the elements.
Beginning at the outside edge of your roof place each panel directly onto the purlins that are attached to the roof trusses.
The good news is that there are many different solutions in terms of installing metal roofing panels including tin aluminum and steel.
As long as the plywood under the shingle roof is in good condition this way can provide many benefits.
Moreover a corrugated metal roof is highly durable and will last for decades.
If you feel the need for sealants lay a bead of 100 silicone or adhesive silicone before laying the sheet down and make sure the bead is towards the edge of the.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
Corrugated metal roofing can be a convenient and relatively affordable way to provide protection without the need to install metal shingles.
Install metal trim along the roof edge and across the peak.
If you used v crimp style tin you are finished.
Do this until the entire roof is covered.
If you used r panels complete the last two steps.
Next pre drill holes on the end and side ridges of the panels spacing the holes 6 to 8 inches apart.
Install the roofing screws vertically along each rib in the panel.
Talking about metal roof insulation this thing is one of the most challenging things people work in this field is facing it demands and requires excellent skill and expertise which you may only get from a reputable roofing contractor.
Step 11 install the trim.
To install corrugated roofing start by cutting your panels to length with an angle grinder.