The Smith 1830 drain can be used on flat roofs of any construction (other than poured in place) where an emergency flow drain can be used in combination with a standard roof drain.
Regularly furnished with:
- Duco cast iron body.
- Combined flashing clamp and gravel stop for roof drain and external water dame for overflow drain.
- Double deck plate with securing holes.
- Both drains provided with polyethylene domes.
Optional Materials:
- Domes available in aluminum, cast iron, galvanized cast iron and rough bronze.
- Galvanized cast iron body and collar.
Variations:
- Vandal proof dome.
- Speedi-Set® service weight.
- Speedi-Set® extra heavy.
- Threaded outlet.
- Expansion joint.
- Extension.
- Secondary flashing clamp (for extensions).
Free area dimensions: 41.5-sq. in.
Note: Stated flow rates for roof drains are based on particular test piping configurations and dimensions. Installed roof drain flow rats cannot be stated unless the attached piping configuration is known and the effects of the drainage calculated.
