Heatilator BIR42 Owner's Manual page 54

72 in.
(1829 mm)
13-3/8 in.
(340 mm)
A
mm
B
A
C
DTS134 /DTS146
Decorative Caps
DTO134 A
in 34
mm 864
DTO146
in 46
mm 1168
DTS134
in 34
mm 864
DTS146
in 46
mm 1168
36 in.
(914 mm)
2 in.
(51 mm)
E
D
C
B
A
B C E E
B
A
C
DTO134 / DTO146
B C
20 24
508 610
22.7 26
576 660
21.18 24
538 610
21.18 26
538 660