Watts RD-300 User Manual

RD-300

High Volume Roof Drain

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SPECIFICATION: Watts Drainage RD-300 epoxy coated cast iron roof drain with flashing clamp with integral gravel stop,

self-locking polyethylene dome, and no hub (standard) outlet.

Components

16 5/8”(422)

6 5/8”

(168)

5 1/2”

(140)

Free Area

Sq. In.

137

15 1/4”(387)

PIPE SIZE

Deck opening 14-1/2" (368)
with sump receiver 18" (457)

B15

B2-DM

B15-FLG

FC-6

Pipe Sizing (Select One)

Suffix Description

2”(51) Pipe Size (NH Only)

2

3”(76) Pipe Size 3

4

4”(102) Pipe Size
5”(127) Pipe Size (NH Only)5

6”(152) Pipe Size6
8”(203) Pipe Size8

10

10”(254) Pipe Size (NH Only)

Outlet Type (Select One)

Suffix Description

No Hub (MJ)

NH

Push On P
Inside CaulkX

Options (Select One or More)

Suffix Description

-13

Galvanized Body and Clamp
Sump Receiver

-B

-D

Underdeck Clamp

-F Adjustable Extension Flange

-GSS

Stainless Steel Ballast Guard

-K

Ductile Iron Dome

-K13

Galvanized Dome

Ductile Iron Low Dome (4" high)

-K40
Aluminum Dome

-K80
Rough Bronze Dome

-K81

-K83

SS Mesh Covered Dome

-L

Vandal Proof Dome

-R

2" External Water Dam

Buy American Compliant

-US

-W Adjustable Internal Water Dam

-85 IRMA Perf. SS Extension

ES-WD-RD-300 USA 1406 RD-300