Then pull out the damaged shingle.
Removing asphalt shingles for roof repair.
Gluing down a badly curled shingle.
Always make roof repairs on a warm dry afternoon.
Nail the center row first then the center row of the course above it nailing 1 2 in.
Loosen and remove the damaged shingles.
How to replace an asphalt roof shingle.
Use a flat bar to pry up the damaged shingle and remove the nails being careful not to damage the shingle above it.
Continue tearing off the shingles and underlayment until you reach the roof jacks then start over at the top of the roof.
Insert a putty knife under and above the damaged shingle to break the seal holding it down.
Here we ll take you through the three most common ones.
Slide the new shingle up into place.
Just remove them and replace them with new shingles of a similar style to the rest of the shingles on the roof.
Cut off the damage tab of the shingle with a.
Lay a chalk line 36 inches from the edge of the eaves.
Let it fall back into place.
If the shingles are severely damaged don t try to salvage them.
Loosen the adhesive underneath the tabs of the damaged shingle then pull them free and discard.
After removing the center row of nails on the damaged shingle lift the undamaged shingles above it and remove the next row of nails.
Over from the old holes photo 3.
There are many benefits of removing the moss covered shingles including.
The first step obviously requires the removal of the nails holding that shingle to the roof deck.
The maximum layers of shingles allowed to be on the roof according to most building codes are two.
In the photo below the target shingle perhaps it needs replacement due to damage from a falling object or roof.
Push the shingles down to the roof jacks.
To access the nails.
The shingles will be more supple and less likely to crack.
And never climb onto a roof that s wet icy or covered with morning dew.
Remove shingles in a 2 to 3 ft wide section as you work down the roof.
And repairing shingles that have cracked.
Align the barrier with the chalk line and staple it every couple of feet along the top edge.
By removing the old roof you keep the opportunity to double up roof layers during your next roof replacement.
The shingles will roll up like a ball in front of the fork.
If you have gutters the barrier must cover all gutter.
Lift up the bottom part and remove the backing.