egg crate grille
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EGG CRATE GRILLE
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EGG CRATE GRILLESEG-A 900 SERIES
Use in facilities that has low noise requirements, the Egg Crate Grille (EGA 900 Series) is designed for return,exhaust application. Due to its unique design, the Egg Crate Grille provides significantly higher effective area(85% free area) than other comparable grilles.
With its large effective area, it is possible in obtaining low noise and pressure loss and yet still preserving theappearance of the grille. The Egg Crate Grille is highly effective in areas where high changeover rates areneeded.
DESCRIPTION . ILLUSTRATIONS
EG-A 900 SERIES| Page 1 of 3
. 90 o crate profile
. Highly customizable grille shape
. Optional removable core vanes
. Grille sizing:
i) Minimum size: 100 x 100 mm
ii) Maximum size: 1200 x 1200 mm
. Grid size: 12 x 12 x 12 mm
CONSTRUCTION MATERIALS
. Stainless steel construction avaliable
. Frame construction: 1.2 mm extruded aluminium
. Grid construction: 0.5 mm aluminium
. Surface finishing: RAL 9010 SG White (Matt) Customizable colors
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EGG CRATE GRILLESEG-A 900 SERIES
TECHNICAL PERFORMANCE . EXHAUST
EG-A 900 SERIES| Page 2 of 3
* The effective area given is to the best estimation& knowledge of Prudentaires engineers at the
point of entry.
Volume Flowrate, m 3/hr Volume Flowrate, l/s
25070
Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
150x
250
0.0375(0.018)
3.92.050
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Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
3.350
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Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
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4.43.025
5.85.035
7.37.043
1117.551
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Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
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3.72.220
4.94.030
6.26.037
9.312.550
12.320
>60
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Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
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3.62.2
20
4.63.5
27
6.86.0
40
9.112
50
11.418
>60
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-Face Velocity, m/s
Total Pressure Loss, Pa Noise Rating (NR)
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3.62.020
5.35.033
7.16.045
8.912.555
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Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
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4.43.025
5.95.037
7.47.045
11.818
>60
Face Velocity, m/sTotal Pressure Loss, Pa
Noise Rating (NR)
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