Watts OI-SERIES User Manual

OI

Oil Interceptor

Tag:

SPECIFICATION: Watts Drainage OI Series recessed or floor mounted epoxy coated steel oil interceptor with gasketed epoxy

coated steel skid-proof cover secured with hex head center bolt(s), double wall deep seal trap, draw-off connection and dual
vent connections, integral stainless steel flow control plate, and no hub (standard) connections.

D (Length) x E (Width)

2” NH Vents

(LH Side Facing Inlet)

Flow Control Plate

2” Adjustable Draw-Off

(RH Side Facing Inlet)

J

A

Inlet

K

C

Outlet

F

G

H

Flow Rate (Select One)

Suffix Description

10 GPM

10

15 GPM 15
20 GPM 20
25 GPM25
35 GPM 35
50 GPM50

Options (Select One or More)

Suffix Description

-B

Sediment Bucket
Extension

-E

-HD Heavy Duty (10,000 lb.)
Traffic Cover

-FC Flange & Clamp Device
Inlet & Outlet other than

-O
Standard Size

Stainless Steel

-SS
Threaded Connections

-THD

-US Buy American Compliant

A

Interceptor

Catalog
Number

OI-10
OI-15 3"(76)
OI-20 3"(76)
OI-25
OI-35 4"(102)

OI-50 4"(102)

ES-WD-OI USA 1335 OI

Flow

Rate

GPM

10

15

20
25

35
50

Inlet &
Outlet

3"(76)

3"(76)

C

Top to
Center

4"(102)
4"(102)
4"(102)

4"(102)
4"(102)
4"(102)

D

Length

22-1/4"(565)
22-1/4"(565)
27-1/4"(692)

27-1/4"(692)
33-3/4"(857)
33-3/4"(857)

E

Width

16-3/4"(425)
16-3/4"(425)
19-1/4"(489)

19-1/4"(489)
20-3/4"(527)
20-3/4"(527)

F

Height

11-1/2"(192)
14-1/2"(368)

16-1/2"(419)
18-1/4"(464)

18"(457)

21-1/2"(546)

Base to
Center

3-1/2"(89)
5-1/2"(140)
6-1/2"(165)

9-1/2"(241)

9-1/2"(241)

13"(330)

H G

11-1/2"(192)
11-1/2"(192)
14-1/4"(362)

14-1/4"(362)
18-1/2"(470)
18-1/2"(470)

J

5"(127)
5"(127)
6"(152)

6"(152)
7"(178)
7"(178)

K

4"(102)
4"(102)
5"(127)

5"(127)
6"(152)
6"(152)