EXC is a circular compact exhaust grille with center body
AIR FLOW - SOUND PRESSURE ROOM (Lp10A) *)
EXC Size
Duct size (Nominal)
25 dB(A) cfm
30 dB(A) cfm
35 dB(A) cfm
100
4
49
61
74
125
5
74
87
106
160
6
123
148
180
200
8
150
172
195
*) Lp10A = Sound pressure incl. A-filter with 4 dB room attenuation and 108 sq ft room absorption area. Table data apply to fully open position for the cone.
Filter
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