How To Repair A Flat Roof Drain

Then check the roof after any rain for pooling around the drain.

How to repair a flat roof drain.

The one challenge with flat roofing is ensuring proper drainage. High winds and heavy rain can damage a flat roof or cause it to leak. Start by looking for plugged drains. A major maintenance issue shared between all types of roof drains is debris removal.

The next place to look is at gutters or draining channels. If so check or remove any clogs. Often something as simple as a clogged drain can cause serious pooling on a flat roof. Repair flat roof seams and drains with polyprene and polycore.

If it is a large hole which has caused significant damage cover the roof cement with a piece of sheet metal as an additional patch. Unlike other roofing types that are slanted or sloped to allow water to drain automatically flat roofs need a built in drainage system to help remove moisture and debris. Dry it thoroughly and prepare the surface by rubbing it with coarse sandpaper. Gaps or cracks in caulking or tararound the drain need to be repaired.

The board is installed in steps with the thinnest boards at and around the drains. Regular cleaning and unblocking of the drains gutters and scuppers is mandatory. Unclogging the drain will solve the problem. Step sloped insulation step sloped insulation is a more affordable way to slope a flat roof and it involves installing several layers of flat board insulation under the roof membrane instead of cutting a custom made roof board.

If high winds are the cause of roof damage always wait until the winds subside. Poor drainage can lead to serious issues with flat roofing from leaks to structural damage. If the gaps or cracks are small repair the issue with a similar caulk or tar. For larger issues contact a professional contractor.

How to repair a flat roof in bad weather. Step 4 replace parts.