Rv Fiberglass Siding Bubbles

Aluminum siding or fiberglass.

Rv fiberglass siding bubbles.

Winnebago industries owner s forum. Lumps ripples in fiberglass siding. Several spots around our rv have bulges caused by intrusion. Btw intrusion is when under laying frame of the rv bulges out and causes the fiberglass on the exterior of the rv to bulge.

Next you have to use fiberglass cloth and resin putty gel coat or epoxy until you get the spot back to level. Rv fiberglass siding bubbles the repair of this problem may take a little skill. This will require some large c clamps. Fiberglass siding pulling from unit.

Wood primed siding panel common. X 8 ft araucoply panels are made from pruned plantation grown radiata araucoply panels are made from pruned plantation grown radiata pine logs for fewer knots and consistent appearance. A pole clamp and some ply wood up against another structure should work. Bubbles in the fiberglass on my.

A bubble forms over the unglued pocket which will grow in size over time as the fiberglass walled rv flexes with normal use. The result is a convex air pocket that causes bonding agent failure and separation. Place a thin piece of protective plywood temporarily on the outside wall between the clamps and the sidewall. So i might try to clamp the area first to see if the glue behind there will bond.

You must make sure of the structural integrity of the foam or plywood before building fiberglass back up on top of it. Winnebago industries owner s forum. The bubble will gradually crack and trap moisture inside causing further damage. For flatness and stability araucoply panels are laid up on composed cores.

The traditional repair assumes the bubble is delamination within the fiberglass. Apply the appropriate type of glue and clamp the block in place through the window to flatten the exterior bubble against it. You can tell the difference between intrusion and de lamination by pushing hard on the bulge with the palm of your hand.