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Commercial Bottom Outlet Roof Drain with Overflow

Please call us at (800) 658-2473 for pricing and availability.
Product information
Product Drawings Commercial Bottom Outlet Roof Drain with Overflow PDF Drawing
Commercial Bottom Outlet Roof Drain with Overflow CAD Drawing

Made of strong 20 ounce sandblasted copper for great membrane adhesion. Seamless flashing and drain basin. New commercial application dual bowl, dual clamp ring, and dual grate design.  Comes with strong ABS dome strainer. 2", 3", 4", and 6" sizes available.  Design allows for flashing to nail down directly to roof, no need to sump the drain assembly.  Copper outperforms the competition because copper does not rust and does not melt.

  • Area roof drain with built in dual bowl overflow drain
  • 20 ounce copper, dual 10" diameter seamless basin
  • Sandblasted for excellent membrane adhesion
  • Dual grate, dual clamp ring, sump-less design
  • 2", 3", 4", or 6" bronze no hub fitting
  • ABS dome strainer included, optional cast aluminum strainer
  • Manufactured in the USA by Thunderbird Products

Note on Fittings: Two types of fittings are available. A threaded adapter fitting is used primarily with 2" PVC pipe applications. The threads on the bronze fittings are male and can be attached to a threaded female PVC adapter. A no hub fitting is the standard fitting used in the industry. With this fitting a rubber coupling is used to connect the drain to the drainage pipe.

Part Numbers
RDCRD2NH 2" No-Hub Commercial Bottom Outlet Roof Drain with Overflow
RDCRD2TA 2" Male Threaded Commercial Bottom Outlet Roof Drain with Overflow
RDCRD3NH 3" No-Hub Commercial Bottom Outlet Roof Drain with Overflow
RDCRD3TA 3" Male Threaded Commercial Bottom Outlet Roof Drain with Overflow
RDCRD4NH 4" No-Hub Commercial Bottom Outlet Roof Drain with Overflow
RDCRD6NH 6" No-Hub Commercial Bottom Outlet Roof Drain with Overflow

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