How To Put In A Roof Drain

The most logical place to put the drain is at the lowest area of the roof.

How to put in a roof drain.

The placement of the drain to other rooftop units should be carefully determined. Cities based on inches per hour that may fall during a storm of one hour duration and a 100 year return period. The fastest way is to rent a trenching machine from a local tool rental. Size vertical storm drainage piping.

Screw a drain cover over the end of the tubing as it approaches daylight to keep critters out. Size horizontal storm drainage piping. To prevent erosion make a rock bed around the end of the tube. Where the tube passes by the downspout from the gutter we installed a y fitting and drained the roof water from the gutter system directly into the main drainage line.

The drain is typically placed along the edge of the roof but it can be placed anywhere that you think it will do the most good. The roof should slope toward the drain. I usually dig a trench about 12 to 14 inches deep for downspout drain lines. Flat roof drains scuppers gutters and drainage systems on flat roofs.

Regardless of the type of leaf filter you have you still need to do regular maintenance to keep it clean from debris. A drain that is placed inside a basin makes for the most practical design the next video shows a quick way to tie an existing drain to a new roof. If you have hard clay soil or rocky soil you can use an electric hand held demolition hammer tool to dig a trench. Appendix b in the ipc provides rates of rainfall for various u s.

One of the most overlooked. Step 3 fit the drain. A drain strainer must be designed to allow small debris and water to flow freely to the drain. Select number of roof drains and calculate the roof area sloped to each drain.