1080 Large Special Purpose Roof Drains ::OVERFLOW DRAINS-WATER DAM TYPE

1080 LARGE SPECIAL PURPOSE ROOF DRAINS

OVERFLOW DRAINS-WATER DAM TYPE
FUNCTION: Used in flat roofs of any construction where a constant height of water is desired on the roof. It may also be used as an emergency overflow for conventional roofs, draining rain water when the depth of the water on the roof reaches the water dam height.

Regularly Furnished:	Variations:
Duco Cast Iron Body, Flashing Clamp and Gravel Stop with Polyethylene Dome, P.V.C. Standpipe or Cast Iron Water Dam as Indicated by Figure Number Selected. Optional Materials: Aluminum Dome -AD Bronze Standpipe -BZS (Fig. 1070 only) Cast Iron Dome -CID Cast Iron Standpipe -CIS (Fig. 1070 only) Galvanized Cast Iron -G Rough Bronze Dome -RBD	Adjustable Extension (Specify Fig. 1074) (Fig. 1070 only) Expansion Joint (Specify Fig. 1710) •Extension "L" Shaped Underdeck Clamp -CL L Speedi-Set Service Weight (02, 03 & 04" sizes only) LXH Speedi-Set Extra Heavy (02, 03 & 04" sizes only) Secondary Flashing Clamp -C2	Solid Water Dam (Fig. 1080 only) -WD025 (2 1/2”) -WD03 (3”) -WD04 (4”) Sump Receiver -R Underdeck Clamp -C Vandal Proof Dome -U T Threaded Outlet

1070		1080

Fig. 1080C .......CAULK OUTLET
Fig. 1080Y ......NO-HUB OUTLET

Product Variations Submittals:

DX1080 1080Y-16

1070,1080 Product Photo