Circular air intake or exhaust louvres made of aluminium with fixed blades
Free air passage 40-55%
Explanation
BLR-0-R = Type grill
250 = Connection diameter
BLR-0-R
ØN [mm]
ØN1 [mm]
ØN2 [mm]
L [mm]
100
98
126
45
125
123
151
150
148
176/196*
160
157
187
200
197
226
250
248
276
55
315
313
343
Ø
150 / 160
180
in/out
in
out
40
Ps
8
60
80
4
7
12
46
18
28
300
30
400
500
600