Engineering Specifications

FD-4080 series of general purpose roof drain consist of a large sump cast iron body with bottom outlet, a removable Cast Iron or Nickel Bronze dome strainer, and non-puncturing membrane flashing clamp with integral gravel stop

Outlet Type Bottom Outlet
Outlet Connection No Hub or Inside Gasket
Outlet Size 3 & 4 & 6
Strainer Free Area 830 cm2

For more details on "Data Sheet" download pdf

FD-4080 Data Sheet and FD-4080NB Data Sheet

Area of Application

Used in flat roofs of any type and any size of construction. The dome provides maximum free area for quick drainage of rain water through the large sump body and protects the drain and connected piping from the intrusion of debris. The Flashing (V-Shape) clamp holds flashing and roofing materials to the drain body without puncturing.

For more details on "Installation Drawing" download pdf

FD-4080 Installation Drawing - Option 1 and FD-4080 Installation Drawing - Option 2