How To Fix Leak On Flat Rubber Roof

Begin soaking low on the roof just above where the leak is visible inside the house.

How to fix leak on flat rubber roof. Using a glue down patch. Unscrew and remove the large metal washers holding down the fiberboard substrate. Apply a single ply epdm adhesive to the back of the patch and to the roof surface in the patch area following the manufacturer s instructions. How to patch a leaking rubber roof 1.

The patch should be adhered from the centre over the hole outwards with a firm hard roller. Lap caulk sealant used to seal the edges of a patch. Apply an epdm primer and when touch dry add self adhesive rubber tape 3 around malleable flashing covering the hole. Pull off the old rubber roofing from the cut area.

If you take that step be sure to cover the nail heads with tar roof sealant or peel and stick flashing patch. Weathered membrane cleaner this liquid is used to dissolve and remove residue off the roof which. This article describes the location of the leak source on a flat or low slope roof and the repair of a leaky flat roof by application of a roofing sealant. Some roofers also suggest using 6d roofing nails to secure the blister flaps.

Locate the source of the leak on the roof then use a utility knife to slice through the rubber roof around the. Epdm primer or glue this is used to adhere patches and flashing to rubber membrane. Allow the adhesive to flash off until it is no longer tacky to the touch. Flat roof leak diagnosis repair how to track down the source of leaks in a flat roof how to apply roof sealants coatings to stop roof leaks.

Run water over the low side of the penetration for several minutes while the helper watches for any water droplets. Once the patch has been applied roll it in with silicone roller paying special attention to step offs. Roll the edges tightly and apply epdm lap caulk along patch perimeter. Cannot be washed off by water.

Use enough water to mimic heavy rains.