DEFO Catalogue-IN.qxd - Crystal Fountains
DEFO Catalogue-IN.qxd - Crystal Fountains
DEFO Catalogue-IN.qxd - Crystal Fountains
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34<br />
NPB<br />
series<br />
Specification:<br />
Construction shall be cast<br />
bronze, brass and copper<br />
with integral brass debris<br />
screen and 16 <strong>DEFO</strong><br />
custom aerating nozzles.<br />
Options:<br />
(Add suffix)<br />
S - <strong>DEFO</strong> swivel<br />
connection<br />
(see ASL/ASU series)<br />
W- wave suppression<br />
device<br />
Note:<br />
(for optimum effect)<br />
1. Dimension ‘W’ (nozzle<br />
projection above water)<br />
must be maintained.<br />
2. A constant unvarying<br />
water level is required.<br />
3. Wave suppression<br />
device required when<br />
used in small circular<br />
pools or confined areas.<br />
4. Use shaded chart<br />
section.<br />
Medium Foam Pod<br />
16 NOZZLES<br />
WATER<br />
LEVEL<br />
W<br />
DEBRIS<br />
SCREEN<br />
N.P.T./B.S.P.<br />
B<br />
Function<br />
A foamy column of water<br />
which pulsates as it rises in<br />
height. A continuously changing<br />
pattern creates visual interest.<br />
Very little splash. Ideal for<br />
medium-sized pools.Water level<br />
dependent.<br />
Dimensions (in mm) Performance<br />
A<br />
Visibility<br />
<strong>DEFO</strong> suction a b w stream inlet spray<br />
no. strainer dim. dim. dim. size (npt) height 3.0 3.7 4.6 6.1<br />
openings (bsp) (meters)<br />
required<br />
L/min 791 772 852 988<br />
NPB-100 5 356 305 75 279 75 M/head 16 17 22 28<br />
spread 2134 n/a n/a n/a<br />
Sound Level<br />
Wind Resistance<br />
Splash/Mist
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