14
Aerovent Installation and Maintenance Manual IM-172
Dimensional Data
BSBP – Belt Driven, Levels 1 & 2
BSBP – Belt Driven, Level 3, Sizes 21-36
AIR
FLOW
AIR
FLOW
C SQ. OUTSIDE
A DIA.
D MAX
D MAX
A DIA.
2.00
2.00
B
B
BSBP
SIZE
A
B
C SQ.
D MAX
DAMPER
SIZE
MAX MOTOR
FRAME
EXHAUST
SUPPLY
L1
L2
L1
L2
L1
L2
21
21.25
3.50
25
15.88
15.88
18.44
18.44
22 x 22
56
145T
24
24.25
3.50
28
16.19
16.19
19.19
19.19
25 x 25
56
145T
30
30.38
4.00
36
17.81
19.31
20.50
22.00
33 x 33
145T
184T
36
36.38
5.00
42
17.50
19.13
21.50
23.13
39 x 39
145T
184T
42
42.38
5.50
48
17.88
19.38
22.19
23.75
45 x 45
145T
184T
48
48.38
6.00
54
18.75
20.13
23.06
24.63
51 x 51
145T
184T
54
54.38
6.50
60
18.88
20.50
23.69
25.19
57 x 57
145T
184T
60
60.38
7.25
66
19.50
24.75
24.44
29.94
63 x 63
145T
215T
Exhaust Airflow Supply Airflow
AIR
FLOW
AIR
FLOW
2.00
2.00
A DIA.
A DIA.
D MAX
D MAX
C SQ. OUTSIDE
B
B
BSBP
SIZE
A
B
C SQ.
D MAX
DAMPER
SIZE
MAX
MOTOR
FRAME
EXHAUST
SUPPLY
21
21.25
3.50
25
17.25
20.50
22 x 22
145T
24
24.25
3.50
38
17.25
20.50
25 x 25
145T
30
30.38
4.00
36
18.31
20.93
33 x 33
184T
36
36.38
5.00
42
18.31
21.93
39 x 39
184T
Exhaust Airflow Supply Airflow
