Flat Roof Bubble Repair

This means the roofing can be.

Flat roof bubble repair.

The decision to repair unopened blisters has typically been left up to the judgment of the contractor. The chances are good that water has penetrated the roof membrane through a nearby hole or flashing. Causes of blisters all conventional low slope roof systems experience blisters in some form. Blistering and alligatoring are two problems that are common among membrane roofing systems.

Alligatoring is a crazed cracking pattern in the roof s surfacing. With weather changes roof blisters may pop up on your commercial flat roof. We had a bubble on our roof a couple years ago and there s a new one forming near the old repair chas the owner of the non gone able roofing once told me that foam bubbles are sometimes caused when the foam got applied in two thin layers. Repairing blisters on a flat roof.

Roll roofing also known as composition asphalt roofing is designed for cold installation on roof sheathing. The roofer did not completely cover every square inch of the roof deck with adhesive as he re roofed. There are four main reasons why blisters bubbles occur on your flat roof. How to repair a bubble in a roll of top roofing.

If there are several blisters or the blisters are quite large consider calling a roofing. Blisters can frustrate anyone who works with roofs. Their arrival is usually a surprise their cause is often unknown and their removal is a lot of work. Typically the repair entails using a hypodermic needle to release the air from the bubble and then pressing it flat or cutting away the bubble and applying a patch.

This article provides some guidance on whether or not to repair blistered areas on different types of conventional low slope membrane systems. The kit is probably the most economical choice for a small repair but you can do the job yourself with adhesive sealant primer and a piece of epdm or tpo. Causes prevention and repair as weather changes from season to season it s important to keep up with your maintenance plan to keep your roof in working order. 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 this bulletin we offer some ideas that may be helpful in dealing with blisters. Flat roof blisterts bubbles occur as the direct result of hot air that rises from the crawl space between the top floor ceiling and the roof deck of the home. Repair blisters example of a roof blister. Blistering is a different phenomenon in which bubbles form underneath the roof s membrane.