Repair Bubble In Alpha Ply Rv Roof

I noticed that anywhere anyone has walked the tpo membrane has separated from the underlayment and bubbled up in the shape of a footprint.
Repair bubble in alpha ply rv roof. My 5th wheel has a number of bubbles on it s epdm roof none are over 3 in diameter and they seemed to occur mostly by the plywood roof seams. Scrape off any debris or old roof material. I have had this tt one month. I took a look at my roof of my brand new tt a while ago.
The bubbles never get worse and in the summer most of them appear to lay down flat as they should. For giggles i opened one bubble up to see the actual cause and it was easy to spot. With weather changes roof blisters may pop up on your commercial flat roof. The superflex roofing membrane is used in conjunction with alpha s water based adhesive and solvent based sealants having been specifically engineered to provide premium performance and flexibility for the demanding roof designs of today s rv.
The first thing you need to do is to clean your roof thoroughly so as to remove any dirt particles. 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. Superflex is an olefin based single ply membrane that is approximately half the weight of epdm but. To help you prevent major damage and seal up small holes on your tpo rv roof dave demonstrates the proper way to repair torn or cut tpo membrane on an rv roof.
He walks you step by step through the simple process for patching and reinforcing tpo rv roof liner with rubber tape strips which you can pick up from just about any reputable dealer. D i y rv roof repair. It is the alpha superflex roof system by the way. 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.
Be careful while you do this as you could easily elongate a tear or even punch a hole through the roof.