DEFO Catalogue-IN.qxd - 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.
ADJUSTABLE
WATER
LEVEL
W
ADJUSTING SCREW
FACTORY
SET WATER
LEVEL
FACTORY
SET WATER
LEVEL
Dimensions (in mm)
Dimensions (in mm)
A
H
F
ADJUSTABLE
WATER
LEVEL
W
N.P.T./B.S.P.
B
C
N.P.T./B.S.P.
B
D
E
FLANGE
(OPTIONAL)
FLANGE
(OPTIONAL)
A
C
GRATE
MEMBRANE
MEMBRANE
CLAMP
E
OPTION L
Overflow Drain
DEFO inlet a b c d e f w
no. (npt) dim. dim. dim. dim. dim. dim. dim.
(bsp) max.
DOL-150 40 133 83 95 83 50 40 40
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. max.
DOW-300 75 159 305 65 32 50 32 50 121 159 50 32
DOW-400 100 159 305 65 32 50 32 50 146 184 50 32
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