Rubber Roof Blistering

Fixing bubbles and blisters in an epdm roof.

Rubber roof blistering.

Membrane systems are most susceptible to blistering because blisters are formed by voids between the plies or at the point between the substrate and the membrane. Heng s fibered roof coating is not suitable for rubber roofs or homes with asphalt roofing. As the sun heats the roof those pockets expand and stretch the membrane. Workers should always inspect the surrounding areas for tears punctures or any other anomalies that could let in water.

The bubbles are trapped air or moisture. Thick white colored coating with an amazing ability to conform to and protect against all weather conditions. Vapour from bonding adhesive. To permanently repair blisters it s necessary to cut away the blistered area down to the insulation.

In severe cases the membrane will actually crack when the pressure becomes too great. This area can fill up with air or water to form a blister which looks like a bubble on your roof. Stop the problem at the source. Blistering blisters form when there are pockets of air or moisture trapped between layers of your roof s membrane or between the membrane and the roof deck.

It is a non asphalt high quality chemically engineered roof coating that contains long fibers pigments and non drying resins. Blisters can trap moisture and draw in more even when it doesn t rain. A roof blister is a raised area where there is a loss of adhesion of the roof. One problem you might come across is bubbles or blistering in your epdm roof.

These can be caused by a variety of issues which are all avoidable if the roof design is correct and the membrane is correctly installed. This trapped moisture can either leak into the building or collect inside the roof which can lead to extensive damage. Items you will need putty knife rv sealant drill bit to match existing screws. This can occur for two main reasons.

All conventional low slope roof systems experience blisters in some form.