Flat Roof Repair Techniques

We love the flexibility of a flat roof for certain design limitations but they have a bit of reputation for leaks and repairs.

Flat roof repair techniques.

Determine how far the leak is from the 2 closest walls. Sealing small cracks and holes. Depending on how the roofs join you may have to cut a slot to work it in far enough. Of course flat roofs are not flat but have a very slight roof pitch of between 1 4 to 1 2 per foot.

This is a long video but it will show you how to do it. Roof patch putty can be applied using a trowel to fill low areas. Finding damaged areas on a. Slice open blistered spots with a utility knife.

If you live in an arid region or an older urban area you may have a large flat roof. Mastic is a flexible sealant that adheres to almost any material. Epdm aka rubber modified bitumen bur built up roofing aka tar and gravel. Cover the membrane with a final topcoat.

Apply plenty of roofing cement to fill the void and smooth the cement so water can run off unimpeded. Some flat roofs have hot tar built up roofing which may have a gravel surface. Make sure you offset yo. Apply your karnak 19 cement on the damages are then mount the fiber membrane on top.

Flat roofs usually come with a 10 to 20 year warranty but can last 25 years if you build the roofs right and maintain them using commonsense rules. All three types of flat roofing cost 250 to 350 per square 100 square feet but prices vary according to region and size of the roof. Where the roofing curves to meet a wall or chimney the material may loosen along its topmost edges. You can also use a general epoxy concrete filler and apply mastic on top using a trowel.

And tie it into your hip roof. Suburban homes sometimes have small flat sections. A variety of liquid patching materials are appropriate for fixing low spots on flat roofs. These flat roof repair techniques can be used on the most common flat roof materials.

How to repair a flat roof method 1 of 4. Pros and cons for flat roof materials. Begin by removing the shingles down to the wood sheathing and slip a strip of adhesive ice and water barrier available where roofing repair products are sold under the soffit main roof joint.