1070 Large Special Purpose Roof Drains ::Overflow Drains

1070 LARGE SPECIAL PURPOSE ROOF DRAINS

OVERFLOW DRAINS-STANDPIPE TYPE
FUNCTION: Used in flat roofs of any construction where a constant height of water is desired on the roof. It is also used on conventional roofs as a safety overflow, which receives water only when the build-up is greater than the setting of the standpipe. Standpipe type water dam can be cut to achieve various water depths on the roof.

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 (Specify Height) -E "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. 1070C .......CAULK OUTLET
Fig. 1070Y ......NO-HUB OUTLET

Product Variations Submittals:

1070-SO 1070 (-E-W)

1072 1074

1074-SO 1074Y-16

1070,1080 Products Photo