Specification Sheet

310
MODEL BVS
BELT DRIVEN UTILITY VENT SET
MODEL BVS
Dimensional Data
NOTES:
1. Outlet ange is optional for all sizes.
2. Unit rotatable to all positions: 45°, 90°, 270°, 315°, & 360°. “CW” rotation is shown: “CCW” rotation is similar but opposite.
A
C
L K
H
G
J
P
D
R
B
M N
X
S
T
F
E Q
F/2
Q/2
V - DIA. 6 HOLES
SIZES 12 THRU 36
4 HOLES SIZE 10
FOUNDATION LAYOUT
C
X
G
H
L K
J
C
X
G H
L
K
J
C
H J
L
K
X
C
X
H
J
L K
Clockwise
Top Horizontal
Clockwise
Top Angular Up
Clockwise
Bottom Horizontal
Clockwise
Upblast
Clockwise
Bottom Angular Up
Model A B C D E F G
Straight Discharge (TH, DB, BH, UB)
H J K L
10 13-1/2 14-1/8 12-11/16 7-1/8 12-11/16 12 10-5/8 7-1/4 6-3/16 8-3/4 7-11/16
12 16-1/2 16-5/16 15-13/16 8-13/16 14-11/16 15 18 9-1/16 7-15/16 11-1/16 9-5/16
14 17-1/2 16-5/16 17-7/8 9-11/16 14-11/16 16 15-3/16 10-1/4 8-11/16 12-1/2 10-5/16
16 20 16-1/4 19-7/8 10-3/4 14-11/16 18-1/2 16-15/16 11-5/8 9-13/16 13-7/8 11-7/16
18 22 19-5/8 22-3/8 12-1/8 17 20 19-1/16 13-1/8 11-1/16 15-5/8 12-11/16
20 24 19-1/2 24-3/4 13-9/16 17 22 21-1/4 14-1/2 12-1/2 17-1/2 13-7/8
22 27 19-1/2 27-3/4 15-1/16 17 25 23-3/4 16-1/4 14-9/16 18-11/16 16-3/16
24 30 19-1/2 31-1/2 17 17 28 26-3/4 18-1/4 16-5/16 21-1/8 17-15/16
27 33 24-1/2 35-5/16 18-7/8 22 30-1/2 30-1/8 20-3/8 17-1/2 24-3/4 19-1/8
30 36 24-1/2 39-9/16 21 22 33-1/2 33-15/16 23-1/16 20-1/2 27 22-1/8
Model
Angular Discharge (TAU, BAU)
M N P Q R S T V X
H J K L
10 12-7/8 7-13/16 9-1/2 6-11/16 19-18/16 6-13/16 9-15/16 8-9/16 10-1/16 21-13/16 17 7/16 15
12 16 9-7/8 11-7/8 8-9/16 23-1/8 9-1/4 12-1/2 10-7/16 11-15/16 26-1/4 19 7/16 18
14 17-7/8 11-3/16 13-1/2 9-5/8 23-5/8 9-11/16 14-1/8 11-5/16 12-13/16 29-3/4 20-1/16 7/16 21
16 20 12-9/16 15-3/16 10-3/4 23-7/16 10-11/16 15-7/8 12-1/4 13-3/4 33 20-1/16 7/16 23
18 22-7/16 14-1/8 17-1/8 12-1/8 28-15/16 11 17-3/4 14-3/4 16-1/4 35 24-1/16 7/16 24
20 24-3/4 15-13/16 19-3/16 13-9/16 30-1/4 11-11/16 19-11/16 16 17-9/16 39 25-1/8 7/16 27
22 27-5/8 17-5/8 21-1/4 14-7/8 30-7/16 12-7/16 22-1/16 17-9/16 19-1/16 41-1/2 25-1/8 7/16 28
24 31 19-13/16 23-7/8 17 31-9/16 13-7/16 24-13/16 19-9/16 21-1/16 48 25-1/8 7/16 33
27 34-3/4 22-1/4 26-15/16 19-1/8 37-7/16 14-7/16 28-1/4 21-3/8 23-7/8 53-1/2 29-1/16 7/16 37
30 38-15/16 25-1/8 30-3/8 21-1/2 38-1/2 15-1/2 31-3/4 23-7/16 26 60 29-1/16 7/16 42