Some homeowners choose to get a new roof installed directly on top of the old one.
Roof over steps.
All walkway systems are installed directly on the roof without penetrating the roof surface.
Then pull off the.
Peel off the bottom backing.
Add a new layer of shingles which means that there is no tearing off of the old roof.
Doesn t provide the flattest surface for the metal roofing to be installed over each course of shingles is about a 1 8 higher than the course just below it.
So it s time for a new roof.
For example if your roof measures 10 feet 3 0 m x 10 feet 3 0 m and the slope of the roof is 12 12 giving a slope factor of 12x12 12x12 12 converts to 1 414 in decimal form you would multiply 10 x 10 x 1 414 to get the total of 141 square feet of roofing.
Set the corner posts for the roof 24 inches into the ground.
Coat the posts 24 inches from the.
3 install 1x4 purlins down over the shingles before installing the metal roof the third way to install a metal roof over shingles is by applying 1x4 purlins over the shingle roof.
Protect the roof against ice dams and windblown rain with self stick ice and water.
Roofing over an existing roof is also called reroofing or an overlay.
Believe it or not there is.
Flashing is metal trim that fits over joints where two sections of roof meet.
It helps direct water away from the.
What you need power nailer or roofing hatchet tape measure roofing shovel or flat pry bar hammer drill carpenter s square straight cut tin snips utility knife chalkline broom.
Roof framing and.
The condition of the existing roof is critical.
Stick on the underlayment.
The roof should be in sound.
By dan delmain on june 24 2015 in roof replacement.
Difference between reroofing and roof replacement.
Multiple layers of shingles can make it difficult or impossible for the nails to penetrate.
Walkways crossovers stairs ramps to enhance safety and flow of rooftop traffic php designs and engineers custom walkways crossovers stairs and ramps.
The flashing should overlap the edge of the roof by one inch to help direct.
Project step by step 15 roll out the self stick underlayment.
Make sure the underlayment lies smooth before you nail the top edge.
Inspect the condition of your current roof.
Directions to make a roof over outside stairs material selection.
How to install a roof over an existing roof determine the feasibility.
If you re like a lot of people you might be wondering if there s a way to avoid a full roof replacement.