How To Repair Flat Roof Leak

This will plug it and will also provide an adhesive for the flaps of the membrane to stick to.

How to repair flat roof leak. Underwater roof leak repair and maintenance with the industry s top quality rubberized flashing cement karnak ultra 19. Apply an epdm primer and when touch dry add self adhesive rubber tape 3 around malleable flashing covering the hole. When the membrane is completely dry apply the appropriate roof repair material such as roof cement tar or peel and stick patch. Video demonstrates the remarkably si.

Always clean up any areas you wish to repair. On coated concrete flat or low slope roofs the tracing of a leak to its probable source is often a bit easier because the horizontal travel distance will be less and the inside leak will appear close to a crack or close to a roof drain or point of overflow if the drains are blocked. If you take that step be sure to cover the nail heads with tar roof sealant or peel and stick flashing patch. Tracing a low slope or flat roof leak to its source is important if you are to assure that the roof leak repair will be successful.

Sweep away water and debris from the damaged area. Press the membrane flaps to the cement to reseal the cut. Some roofers also suggest using 6d roofing nails to secure the blister flaps. A small patch can act as a permanent epdm roof repair for leaks and cracks.

Apply roofing cement peel back the layers of the membrane you cut and apply roofing cement to the leak and to the entire section of the roof underneath the membranes you cut away. In addition sweeping the area clear gives you a better view of the damage.