How To Repair A Flat Concrete Roof

And tie it into your hip roof.

How to repair a flat concrete roof.

This is a long video but it will show you how to do it. Flip the topmost piece of the epdm material downward across the length of the roof. The whole concrete roof is cleaned and power washed then flood coated with epdmcoatings elastomeric pure acrylic primer. Open up your can of roofing cement again and spread a layer of it over the entire piece of mesh.

Flat concrete roofs as they are locally constructed have a number of issues. Lay down the square folded epdm material in the center of your flat roof. It must be correctly designed and constructed. Smooth the cement flat with a trowel and add more cement as needed.

Apply plenty of roofing cement to fill the void and smooth the cement so water can run off unimpeded. Align the bottom so its parallel to the bottom length of the roof. Open the epdm square vertically along the length of the roof. Read all label instructions before beginning.

Repair large holes with concrete patch. If you live in an arid region or an older urban area you may have a large flat roof. The walls must be built strong enough to support it. Make sure you offset yo.

Cover the mesh with a thick layer of cement. Suburban homes sometimes have small flat sections. The first thing to note is that it is the reinforced concrete slab not the screed that keeps the water out. The final layer of cement should be about 1 2 in 1 3 cm thick and hide the mesh from view.