How Do You Slope A Flat Roof For Drainage

The best way to mitigate the damages of rainfall strong winds snow and falling leaves on flat rooftops is to add a slope on it.

How do you slope a flat roof for drainage.

This solution is perfect for homeowners looking for the easy option for adding slope to a flat roof property. An example for a steep sloped roof is 8 12. This means that the rise of the slope goes up or down 8 inches for every 12 inches. Along with the benefits of a flat roof come unique challenges.

A rooftop garden or additional outside living space are the top reasons people choose flat roofs. The slope of a roof or pitch is determined by how many inches the roof rises over 1 foot or 12 inches. Your building and location can help determine which drain will fit your roof needs. The most critical of these issues is the flat roof drainage systems.

To put it in perspective the angle of this slope would be around 30 degrees. 6 24 2014 david howard aia said. Most of the time water does run off towards a gutter or drainage system but at a very slow pace compared to your conventional sloped roofs with pitches of around 4 12.