Asked oct 31 2015 in liquid roof by valerie smith.
Liquid roof bubbles.
In most cases bubbles in epdm roofing are just a cosmetic problem as long as they aren t growing.
Contact bonding adhesive is used for bonding the rubber membrane on upstands and around the perimeter of the roof deck.
Vapour from contact bonding adhesive.
A roofer joseph bublick responds.
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.
Bubbles in liquid roof.
You probably won t need any patch material.
I applied the liquid roof to my heartland trailrunner one month ago.
Tough to do much now.
Liquid rubber will withstand ponding water or immersion indefinitely and liquid rubber can be installed over lightly rusted surfaces without a primer.
1 answer 242 views.
What is the cause of bubbles shortly after appling epdm on motor home roof.
Liquid rubber is ideal for recoating epdm roof membranes troweled concrete weathered metal roofing foam weathered siding and more.
Will they go away.
I still have bubbles throughout the roof.
Will they go away.
In some cases a contributing factor can be high pressure in the roof system.
If there is water trapped within the roofing structure or the timber isn t completely dry when the membrane is applied this can also cause bubbles and blistering to form.
The adhesive is solvent based and must be allowed to gas off and become touch dry prior to bonding the membrane into position.
Usually bubbles are not associated with leaks.
If the rubber is bonded prior to the adhesive drying then bubbles will appear under the membrane caused by the trapped vapour from the adhesive.
This area can fill up with air or water to form a blister which looks like a bubble on your roof.
If left untreated a blister can grow larger and allow more moisture to get in so that the problem gets worse until more extensive repairs and possible replacement is necessary unless it pops.
I suggest that you call the manufacturer of the membrane and talk to them about it if you can do so.
Roof bubbles present one month after application.
A few bubbles near the edges or where there is caulking is pretty normal but it should take years for any of them to get larger if at all and the footprints would be completely unacceptable to me.
A roof blister is a raised area where there is a loss of adhesion of the roof.
Bubbles in the roof is certainly not like new and would have qualified as substantial misrepresentation if you had spotted it before the transaction was completed.
Liquid rubber provides a seamless single coat roof coating that can be applied up to 6 times thicker than your standard elastomeric.
It looks like the original roof bubbled after the liquid roof was applied.
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.
This happens when the roof heats up the water evaporates and the vapour has nowhere to go.
What is the name of the colorant you add in epdm roof.
Just slit the bubble and glue it down.
The most common cause of roof bubbling is poor installation of the roof.
