How To Repair A Flat Concrete Roof

The final layer of cement should be about 1 2 in 1 3 cm thick and hide the mesh from view.

How to repair a flat concrete roof. Where the roofing curves to meet a wall or chimney the material may loosen along its topmost edges. The first thing to note is that it is the reinforced concrete slab not the screed that keeps the water out. Lay down the square folded epdm material in the center of your flat roof. The whole concrete roof is cleaned and power washed then flood coated with epdmcoatings elastomeric pure acrylic primer.

Apply plenty of roofing cement to fill the void and smooth the cement so water can run off unimpeded. Cover the mesh with a thick layer of cement. Suburban homes sometimes have small flat sections. Repair large holes with concrete patch.

And tie it into your hip roof. Flat concrete roofs as they are locally constructed have a number of issues. Always run a test patch first to ensure that proper adhesion and drying occurs and the product works to your satisfaction. Smooth the cement flat with a trowel and add more cement as needed.

Open the epdm square vertically along the length of the roof. If you live in an arid region or an older urban area you may have a large flat roof. It must be correctly designed and constructed. Align the bottom so its parallel to the bottom length of the roof.

How to remove repair and install a flat roof. Open up your can of roofing cement again and spread a layer of it over the entire piece of mesh. Read all label instructions before beginning. Flip the topmost piece of the epdm material downward across the length of the roof.