Most flat roofs are very slightly sloped to facilitate runoff so explore from the point of the water s entrance up the.
How to repair a flat tar roof.
For most small punctures you can repair your roof simply by forcing sealant into them.
From inside measure the distance from where the leak is visible to the two nearest walls.
What you need utility knife trowel squeegee broom for applying aluminum coating hammer.
Tools and materials needed trowel flat pry bar caulk gun if using asphalt repair material in a caulk tube utility knife with a straight blade dust brush scissors asphalt primer roof cement reinforcing fabric 4 or 6.
Align the bottom so its parallel to the bottom length of the roof.
Open the epdm square vertically along the length of the roof.
Using a utility knife make a shallow cut until you can remove material around the spot without damaging the layers underneath it.
Also force the roofing cement under the existing roofing.
Flip the topmost piece of the epdm material downward across the length of the roof.
Lay down the square folded epdm material in the center of your flat roof.
Remove the areas that have been cut out and get your roofing cement in order.
Use a putty knife to do this job.
Cut around the damaged area until the membrane rests flat.
Rubber coat 57 roof tar.