When you have bent roughly 2 of seam this way remove the iron and tap the metal down another 45 degrees using just the hammer.
How to put a metal roof on house.
And for any exposed fasteners try to avoid over tightening them.
If you need to reposition your gutters do so at this.
Most codes now allow no more than two layers of roofing before requiring a complete tear off.
Here are some pros and cons.
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.
Can you put steel roofing over asphalt.
Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it.
If you come across any large nails that are sticking out either remove them and put them in your debris container or.
How to install a metal roof on a house covering your existing asphalt shingles with metal roofing might be worth the expense.
Install the roofing screws vertically along each rib in the panel.
Moreover try to ensure that the screws are all aligned evenly.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
To watch the entire series from the beginning click here.
If you want to install steel over asphalt your best choice for installing metal roofing is to use a steel shingle system like the one shown instead of the more common and more expensive standing seam steel.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge.
Place the iron against the 1 upturned metal edge then using a soft faced mallet bend the 1 metal edge over the iron to 90 degrees sliding the iron along as you hammer.