Whilst bubbles or blisters on a one piece epdm roof can be unsightly they will not cause the rubber membrane to fail.
Roof bubbling up.
Cut slits along the high point of the ridges and bulges from end to end with a utility knife.
In some cases a contributing factor can be high pressure in the roof system.
Lift up one edge of a slit with a large screwdriver and apply roofing mastic under the ridge or bulge.
In most cases bubbles in epdm roofing are just a cosmetic problem as long as they aren t growing.
Roof bubbling is just what it sounds like spots where the rubber has lifted off the surface of the roof and formed a bubble or blister.
If working on a pitched roof wear a roofing safety harness.
The rv manufacturer simply didn t apply the adhesive evenly or left some dirt on the roof that the adhesive couldn t stick to.
The most common cause of bubbles is the application of rubber to the deck or insulation board too soon before the adhesive is dry enough.
The most common cause of roof bubbling is poor installation of the roof.
Spread roofing cement inside the.
Vapour from contact bonding adhesive.
Cut a line through the center of the bubble with a utility knife.
Usually bubbles are not associated with leaks.
The line should be slightly wider than the diameter.
A roofer joseph bublick responds.