Patch Membrane Roof

Prime the repair area.

Patch membrane roof.

Measure the patch area. Here insulation was used as a kind of underlayment. Remove damaged membrane and insulation. Spider cracks in the surface the entire surface will have these fine cracks but it could be just in the beginning.

Sweep the area free of dirt and debris using a push broom. Remove old caulking material with a scraper. Trim the rubber patch to extend. Clean the membrane where the patch is.

Apply a thick even coat of edpm primer to the area using a paintbrush. If there is evidence that the. Apply a thin coat of. Instructions prepare the roof surface.

Patch shield power tape black all weather patch tape stretchy sealing tape for roofing waterproof tape for pipes patch holes cracks butyl tape 4 inch x 5 feet 4 2 out of 5 stars 979 12 88 12. Ensure that it extends 2 inches beyond the. Unscrew and remove the large metal washers holding down the fiberboard substrate. Cut the patch to size.

Replace insulation if needed with like material. How to repair a flat roof membrane 1. Pull off the old rubber roofing from the cut area. How to patch a leaking rubber roof 1.

Locate the source of the leak on the roof then use a utility knife to slice through the rubber roof around the. Find the injury in the single ply membrane. The first step in repairing an epdm roof is to prepare the roof surface to receive the patch.