Roof drains for flat or low slope roofs come in a few standard types.
Ground up restaurants roof drains.
Use a channel drain system to transfer water to a safe location.
If you a ground water problem or have a basement which leaks it is better to keep the ground frozen so any water will run across the surface and drain away from the basement wall this is a lesson i learned the hard way the first spring i lived in my house.
Item 2485599 model 83500 24.
As part of a complete drainage system the grate drains water and blocks leaves and debris and the adapter collects and directs water to drain pipes which carry it to a discharge point downstream such as a pop up emitter or to percolate into the ground with a dry well or infiltration.
Three feet of water makes one reassess the drainage situation and the source of the leak.
The best type for the application depends on several factors such as the size and slope of the roof the desired appearance and how much regular maintenance the drain system might need.
Watts drainage products rd 300 r series 4 in.
Buried or underground roof drainage downspout defects clogging overflowing holes corrosion leaks that cause wet basements or crawl areas proper installation of buried downspout extensions proper installation of french drains seepage pits at flat sites gutter downspout defects cause wet basements crawl areas questions answers about installing maintaining repairing buried roof.
No hub cast iron high volume roof drain with ductile iron dome.
Removable grate makes it easy to access the drain pipe.
Water pooling on a patio or deck can cause mildew growth can stain concrete and creates slippery conditions.
To prevent erosion make a rock bed around the end of the tube.
Trench drain 24 pack 40 in l x 5 1 4 in w channel drain with grate.
Cast iron roof drain with 2 in.
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.