DEFO Catalogue-IN.qxd - Crystal Fountains

Function
A versatile, massive and foamy
effect available in two distinctive
styles. NPF-100 provides a
pyramidal effect which is stable
in very windy locations. NPF-200
provides a solid columnar effect
with a bulbous crest. Spectacular
when illuminated.Water
level dependent.
Visibility
Sound Level
Wind Resistance
Splash/Mist
WATER LEVEL 30 AERATORS
W
N.P.T./B.S.P.
NPF-200
B
Dimensions (in mm) Performance
A
NPF-100
Large Foam Pod NPF
series
DEFO suction a b w stream inlet spray
no. strainer dim. dim. dim. size (npt) height 3.0 4.6 6.1 7.6 9.1 10.7 12.2
openings (bsp) (meters)
required
L/min 1101 1355 1518 1673
NPF-100 5 470 381 50 330 100 M/head 21 33 41 50
spread 711 914 1067 1219
L/min 1741 2180 2430
NPF-200 5 470 381 50 330 100 M/head 18 28 39
spread 1829 2134 2438
Specification:
Construction shall be cast
bronze, brass and copper
with integral brass debris
screen and 30 custom
DEFO aeration nozzle
grouping with built-in
air/water ratio adjustment.
Option:
(Add suffix)
S - DEFO swivel control
(see ASL/ASU series)
W- wave suppression
device
Note:
(for optimum effect)
1. Dimension ‘W’ (nozzle
projection above water)
must be maintained.
2. A constant unvarying
water level is required.
3. Wave suppression device
required when used in
small pools or confined
areas.
4. Use shaded chart section.
37