Rubber Roof Has Bubbles

Usually bubbles are not associated with leaks.

Rubber roof has bubbles.

This can occur for two main reasons. Whilst bubbles or blisters on a one piece epdm roof can be unsightly they will not cause the rubber membrane to fail. The most common cause of roof bubbling is poor installation of the roof. Bubbles in the rubber roof.

In the most severe cases the membrane may need to be peeled back and re bonded. One problem you might come across is bubbles or blistering in your epdm roof. In time the bubbles will decrease as the membrane is partly breathable. The rv manufacturer simply didn t apply the adhesive evenly or left some dirt on the roof that the adhesive couldn t stick to.

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. Vapour from bonding adhesive bonding adhesives are used to attach epdm membranes to upstands and around the roof perimeter. If this is the problem the solution is to install pressure relief vents. Definitely keep and eye on it and if it begins to get larger i would take it to the dealer.

These bubbles of trapped air moisture can be caused by a variety of issues which are all avoidable if the roof design is correct and the membrane is correctly installed. In some cases a contributing factor can be high pressure in the roof system. 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. 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 area can fill up with air or water to form a blister which looks like a bubble on your roof.