Flat Roof Drain Types

A flat roof may use interior drains to collect water from the centre of the roof.

Flat roof drain types.

Normally a slope of inch per foot is used. Usually a flat roof is built with a slight slope to provide some drainage. Roof drains for flat or low slope roofs come in a few standard types. A major maintenance issue shared between all types of roof drains is debris removal.

Each of these systems has its own pros and cons. Since such roofs do not have slopes or slants the water will sit on top of the roof and collect which would be detrimental to your roof s longevity. Regular cleaning and unblocking of the drains gutters and scuppers is mandatory. A gravity drainage system on a flat roof differs from the gutter system you find on residential roofs in two key ways.

There are three types of flat roof drainage systems available in the market. Internal drains constitute a common drainage system is most commercial buildings. Watch this video on explaining flat roof drains. Of course flat roofs are not flat but have a very slight roof pitch of between 1 4 to 1 2 per foot.

Each of these systems can become clogged by debris. Flat roof drain types so even though flat roofs are ideal for drier landscapes in climates with heavy precipitation a properly installed flat roof can be a fine choice for a homeowner especially thanks to ever improving waterproof materials and installation techniques. The drainage pipes are placed under the roof and in the. No matter the type of drain system for a flat roof as long as it functions correctly this will extend the life of the roof.

Flat roofs aren t actually flat but must slope to drain water. This blog post looks closely at all three to help you discover the best drainage system for your property. A roof which is approximately flat is called as a flat roof. Pooling water has adverse effects on a flat roof.

There are three types of drain systems commonly used on flat roofs. These drains are like the drain at the bottom of your shower except that the roof drain has a larger strainer to protect it from debris. This type of drain is usually composed of rain gutters. Just enough slope to drain water but also flat enough to be a problem if not constructed properly.