How to Do a Flat Roof

How to do a flat roof is going to get walked on, whether it’s for maintenance and repairs or to change a sign, so the surface has to be sturdy. Also, flat roofs can be slippery, so the walkers have to be careful or they could fall off and get hurt. That’s why it’s so important to choose a material that is durable enough to stand up to the elements, compatible with the current roof system and easy to clean or repair.

As a general rule, flat roofs should be inspected more often than sloped roofs. This is because small flaws won’t stay small for very long. They can eventually cause leaks that lead to mold growth on walls and ceilings or wood rot that can undermine the roof’s support structure. So make sure to check for cracks, loose sections of roofing, and the proper placement of flanges around pipes and other protrusions. Also, periodically pour water down drains to see if they are working properly.

A Beginner’s Guide: How to Do a Flat Roof

Watching Tom put down EPDM on a flat section of the project house shows how pros go about building a strong and weatherproof roof. First, they remove the old roof membrane and sheathing. Next, they add a layer of rubber, which is then sealed with propane torches. Special attention is given to vents, skylights and chimneys, as they are hotspots for leaks. Finally, the sheathing goes on, with a protective coating and extra flashing. This is one of the cheapest parts of a flat roof, but it’s also one of the most critical.

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