The polyurethane will need to cure before you seal the repair.
How to repair foam roof blisters.
Bitumen roof if the membrane is in good condition your contractor can simply cut an x shape into the blister to.
Foam roofs take a beating from our phoenix sun.
Use your polyurethane caulk to fill in the opening where the blister was removed.
Membrane roof cut away the membrane that has lost adhesion replace any wet insulation with like material and replace.
Blisters are fixed as a part of a routine roof re coat.
Use a putty knife to pry up the blister.
Inspect the damaged area for any moisture and continue cutting away damaged foam until only strong and dry foam remains.
Cut the blister out using a razor knife bread knifes work the best.
Roof coating blisters in areas of adequate drainage are usually coming from below.
Phoenix foam roof repair.
With proper care and repair your foam roof can virtually last forever.
Moisture trapped in spray down foam due to deterioration or loss of protective coating.