Rubber Roof Blistering

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.

Rubber roof blistering.

In severe cases the membrane will actually crack when the pressure becomes too great. Bonding adhesives are used to attach epdm membranes to upstands and around the roof perimeter. This trapped moisture can either leak into the building or collect inside the roof which can lead to extensive damage. One problem you might come across is bubbles or blistering in your epdm roof.

Workers should always inspect the surrounding areas for tears punctures or any other anomalies that could let in water. 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. All conventional low slope roof systems experience blisters in some form. Stop the problem at the source.

As the sun heats the roof those pockets expand and stretch the membrane. Items you will need putty knife rv sealant drill bit to match existing screws. Thick white colored coating with an amazing ability to conform to and protect against all weather conditions. Heng s fibered roof coating is not suitable for rubber roofs or homes with asphalt roofing.

To permanently repair blisters it s necessary to cut away the blistered area down to the insulation. It is a non asphalt high quality chemically engineered roof coating that contains long fibers pigments and non drying resins. The bubbles are trapped air or moisture. 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.

This can occur for two main reasons. Fixing bubbles and blisters in an epdm roof. Vapour from bonding adhesive. A roof blister is a raised area where there is a loss of adhesion of the roof.

This area can fill up with air or water to form a blister which looks like a bubble on your roof.