Here are some pros and cons.
Putting a covering over a metal roof.
Can you put steel roofing over asphalt.
Bend the flashing into a v shape to fit over the top roof ridge and the corners where the panels meet.
I was telling them that all of my competitors were putting the metal right over the old shingles and they repeatedly said you cannot do that its just not correct.
Here are some pros and cons.
Beveled wood pieces called horsefeathers must be laid along the thick edges of the shakes to make a fairly flat surface.
Designed for the modern outdoor space this metal pergola adds shade over an existing deck or patio.
Need a new roof.
Many companies even provide a handy metal roof over kit that you.
It s free standing and offers a little more than 96 square feet of shade coverage.
Also i have to disagree with the statements here that.
Advantages of metal roofs over shingles.
By placing metal roofing over shingles you can save in the labor costs of ripping them off while also preventing them from being thrown into landfills.
Before you reshingle a roof read our step by step guide for adding new shingles over old ones.
Need a new roof.
What to consider when putting a steel roof over asphalt shingles.
You don t have to do any work or remove any parts on the original roof.
Does the existing roof need an insulation upgrade.
Check with local codes to make sure this type of metal deck roof is allowed where you live.
There are a number of issues a roofer will have to deal with when it comes to metal over metal retrofits but listed below are a few where the use of a roof hugger system may help resolve.
This should be used in valleys points where 2 sections less than 140 degrees meet and as end caps over the tops of 2 sides that meet.
It comes with a canopy that can be retracted.
It helps direct water away from the meeting points and keeps the roofing dry.
By the diy experts of the family handyman magazine.
Flashing is metal trim that fits over joints where two sections of roof meet.
Roof over materials 1.
Here are the advantages to installing a metal roof over.
Covering your existing asphalt shingles with metal roofing might be worth the expense.
Metal roofs over shingles will also provide an extra layer covering your home helping to further insulate it.
A metal roof should always be applied after the old shingles are torn off completely and new synthetic felt paper is applied.
Disadvantages of metal roofs.
Most codes now allow no more than two layers of roofing before.
Can you avoid tearing off your old asphalt shingle roof by putting a steel roof over it.
The flashing should overlap the edge of the roof by one inch to help direct water.
Be sure to cut this metal at the correct angle before installing it.
Asphalt shingles can be laid over cedar shakes or shingles however this is a roofing project best left to pros.
