Watts RD28 User Manual
Rd28, Cast iron flanged roof drain

WATTS Drainage reserves the right to modify or change product design or construction without prior notice and without incurring any obligation to make similar changes and modifications to
products previously or subsequently sold. See your WATTS Drainage representative for any clarification. Dimensions are subject to manufacturing tolerances.
USA: 100 Watts Road, Spindale, NC, 28160 TEL: 828-288-2179 TOLL-FREE: 1-800-338-2581 Website: www.wattsdrainage.com
ES-WDPL-RD28 0440
RD28
® Watts Drainage 2004
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SPECIFICATION: Watts ProLine RD28 cast iron roof drain with integral deck flange, secured cast iron dome, and
bottom or side outlet.
RD28
Cast Iron
Flanged Roof Drain
PROLINE
Pipe Sizing (Select One)
Suffix
Description
-2NH
2” No Hub
-3NH
3” No Hub
-4NH
4” No Hub
Options (Select One or More)
Suffix
Description
-SO
Side Outlet
-VP
Vandal Proof Screws
8" (203)
8-3/4" (222) x 8-3/4" (222)
5" (127)
4-1/2" (114)
8"(203)
8-1/2" (216) x 8-1/2" (216)
5" (127)
3-5/8" (92) for 2NH
3-3/8" (86) for 3NH
3-1/8" (79) for 4NH
PIPE
SIZE
PIPE SIZE
Tag:
ES-WDPL-RD28 10/21/04 10:44 AM Page 1