Start at the highest point and the furthest point from the trash container and take off all the old shingles flashing.
How to put a metal roof on house.
Try to space the screws about 12 inches apart down the entire piece of metal.
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.
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.
If you need to reposition your gutters do so at this.
How to install a metal roof on a house covering your existing asphalt shingles with metal roofing might be worth the expense.
You will use metal roofing screws to secure the metal panels to the sheathing.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge.
Can you put steel roofing over asphalt.
Be sure the larger edge is laid so that the small edge of the next panel will overlap it.
And for any exposed fasteners try to avoid over tightening them.
Here are some pros and cons.
Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it.
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.
Moreover try to ensure that the screws are all aligned evenly.
If you come across any large nails that are sticking out either remove them and put them in your debris container or.
Install the roofing screws vertically along each rib in the panel.