series - Crystal Fountains

Function
Light duty, wall mounted
overflow drain regulates water level.
Excess water spills over adjustable
weir. Single screw adjusts DEFO
overflow
tube to desired level after
installation.
Function
Heavy-duty, wall mounted
overflow drain regulates water level.
Excess water spills over adjustable
weir. Single screw adjusts DEFO
weir plate to desired level after
installation.
Dimensions
ADJUSTABLE
WATER
LEVEL
W
B
ADJUSTING SCREW
FACTORY
SET WATER
LEVEL
FACTORY
SET WATER
LEVEL
Dimensions
A
H
F
ADJUSTABLE
WATER
LEVEL
W
N.P.T./B.S.P.
C
N.P.T./B.S.P.
B
D
E
FLANGE
(OPTIONAL)
FLANGE
(OPTIONAL)
A
C
GRATE
MEMBRANE
MEMBRANE
CLAMP
E
Overflow Drain
DEFO inlet a b c d e f w
no. (npt) dim. dim. dim. dim. dim. dim. dim.
(bsp) max.
DOL-150 1 1 ⁄2� 5 1 ⁄4� 3 1 ⁄4� 3 3 ⁄4� 3 1 ⁄4� 2� 1 1 ⁄2� 1 1 ⁄2�
Overflow Drain
D
F
G
Option L Option K
SURFACE
FLANGE
90 o CONN.
(OPTIONAL)
DEFO inlet a b c d e f g h w
no. (npt) dim. dim. dim. dim. dim. dim. dim. dim. dim.
(bsp) min. max. min. max.
DOW-300 3� 61 ⁄4� 12� 21 ⁄2� 11 ⁄4� 2� 11 ⁄4� 2� 43 ⁄4� 61 ⁄4� 2� 11 ⁄4�
DOW-400 4� 6 1 ⁄4� 12� 2 1 ⁄2� 1 1 ⁄4� 2� 1 1 ⁄4� 2� 5 3 ⁄4� 7 1 ⁄4� 2� 1 1 ⁄4�
DOL
series
Specification:
Construction of DEFO wall
mounted and adjustable
overflow drain body and
grate shall be cast bronze
with copper overflow standpipe,
neoprene rubber seal
ring and stainless steel
fasteners.
Options:
(Add suffix)
K-surface flange
L - membrane clamp
Q- chrome plated
DOW
series
Specification:
Construction of DEFO wall
mounted and adjustable
overflow drain body and
grate shall be cast bronze
with stainless steel DEFO
adjustable weir plate, neoprene
watertight gasket and
stainless steel fasteners.
Options:
(Add suffix)
E- open grate
(no adjustment)
K-surface flange
L - membrane clamp
M- 90°solder elbow
Q- chrome plated
W- winter cover
75