Metal is the best choice due to its very low weight per square foot and its unique design.
Metal roof lower shingles.
1 remove the shingles before installing the metal roof the first way to install a metal roof over shingles is by completely removing the old shingles before installing the new metal roof.
If your roof leaks you re likely to face rotting wood and interior water.
Common problems with shingle roofs.
Unlike a shingle roof metal roofing systems use screws and fasteners to stay in place.
However you should only install a metal roof over shingles if you have less than four layers of shingles on the roof.
A new roof is a significant and expensive undertaking.
In a standing seam roof long single panels run vertically all the way from the eave to the ridge.
In contrast steel shingles are.
This can be a nuisance for homeowners.
Metal roofing weighs less than one pound per square foot.
Adding additional layers of insulation can solve this problem but it will increase installation costs.
Metal roofs can be as much as two or three times more expensive than other roofing materials.
Asphalt shingles can weigh up to four pounds per square foot depending on the brand.
Metal roof over shingles condensation.
Otherwise you will need to remove the shingles.
It doesn t matter if the air space is a half inch or six inches because the condensation factor will remain the same.
Installing a metal roof is very labor intensive.
Metal roofs generally can run from 120 to 900 per 100 square feet one 10 foot by 10 foot area or a square of material while asphalt shingles will be between 100 and 200 per 100 square.
Can i install a new metal roof over shingles.
Cost to install metal roof over shingles.
Premium screws which are threaded to hold the metal panels to the decking can cost up to 750 alone.
A metal roof is an alternative to a shingle covered roof but a metal roof can actually be installed over shingles.
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.
Metal roofs can be noisy especially during a heavy rain or hailstorm.
Unlike most roofing materials metal roofs can be noisy especially when it rains or hails.
While the life of a metal roof is much longer investing in a metal roof only makes sense if you plan to stay in your home long enough to enjoy the cost benefits.
However a bad roof can cost you a lot.
A shingle style roof is the most popular choice.