Dimensional data is subject to manufacturing tolerances and change without notice.
Dome height is 8-1/4 in. for the 122.5 sq. in. free area dome and 7-1/4 in. for the 228 sq. in. free area dome. They are regularly furnished in cast iron and not available in polyethylene.
Specifications: The Smith 1010 roof drain is used in flat roof construction. Its large profile dome provides sufficient free area for quick rain water drainage while protecting the drain sump and connecting piping from debris. A wide clamping surface holds flashing and roofing materials without puncturing. This drain comes regularly furnished with a Duco cast iron body combined with a flashing clamp and gravel stop, and a polyethylene dome.
B (Bottom Outlet) (in.) |
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Outlet Size (A) | Caulk, No-Hub & Speedi-Set |
Threaded | C |
D Dia |
E Dia |
F Dia |
2 - 4 | 5 | 3-3/4 | 3-3/4* | 15-1/4 | 11 | 1-1/8 |
5, 6 | 5 | 3-3/4 | -- | 15-1/4 | 11 | 1-1/8 |
8 (-16) ** 10 (-16)** |
6 | 5 | -- | 16 | 12-1/2 | 1-1/8 |
8, 10 |
7-3/4 | 7-3/4 | -- | 20 | 16 | 1-5/8 |
Recommended Deck Openings
Outlet Size (in.) | With Sump Receiver (.in) |
Without Sump Receiver (.in) |
2 - 6 in. | 17 dia. | 14 dia. |
8 (-16)** 10 (-16)** |
17 dia. | 14-3/4 dia. |
8 ** 10** |
21 dia. | 18-3/4 dia. |
* C dimension is to internal stop of Speedi-Set Gasket
** NOTE: 08 & 10 outlet sizes are regularly furnished with a 20 in. dia. flange. If 16 in. dia. flange is required, (-16) MUST be specified. E.g. 1010Y08-16 or 1010Y10-16.
Dome Material | 2 - 6 & 8(-16) Outlets | 8 & 10 Outlets w/ 20 in. Flange |
Aluminum Dome | 98 | 150 |
Cast Iron Dome | 80 | -- |
Bronze Dome | 95 | 150 |
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