Rubber Roof Blistering

One problem you might come across is bubbles or blistering in your epdm roof.

Rubber roof blistering.

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. Blisters can trap moisture and draw in more even when it doesn t rain. 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. Bonding adhesives are used to attach epdm membranes to upstands and around the roof perimeter.

A roof blister is a raised area where there is a loss of adhesion of the roof. 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. This area can fill up with air or water to form a blister which looks like a bubble on your roof.

Vapour from bonding adhesive. Workers should always inspect the surrounding areas for tears punctures or any other anomalies that could let in water. All conventional low slope roof systems experience blisters in some form. Fixing bubbles and blisters in an epdm roof.

Heng s fibered roof coating is not suitable for rubber roofs or homes with asphalt roofing. It is a non asphalt high quality chemically engineered roof coating that contains long fibers pigments and non drying resins. 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. The bubbles are trapped air or moisture.

This trapped moisture can either leak into the building or collect inside the roof which can lead to extensive damage. Roof blisters can be caused by any number of problems. 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. Stop the problem at the source.

As the sun heats the roof those pockets expand and stretch the membrane.