Quadra-Fire TOPAZ-MBK-IPI Installation Manual page 23

Rear Vent - Vertical Termination - (continued)
Three Elbows
Note: A derating orifice is required with this application and is
included in the Rear Vent Kit.
V
2
H
2
Figure 4.17
23 Quadra-Fire • TOPAZ-MBK-IPI, TOPAZ-D-PMH-IPI, TOPAZ-D-MBK-IPI, TOPAZ-D-CSB-IPI Installation Manual • 2341-980_R10 • 11/15
3 Elbows to Maximum Horizontal
V Minimum H Minimum
1 1
3 ft. 914 mm 6 in. 152 mm
4 ft. 1.2 m 6 in. 152 mm
6 ft. 1.8 m 6 in. 152 mm
8 ft. 2.4 m 6 in. 152 mm
10 ft. 3.1 m 6 in. 152 mm
12 ft. 3.7 m 6 in. 152 mm
16 ft. 4.9 m 6 in. 152 mm
20 ft. 6.1 m 6 in. 152 mm
24 ft. 7.3 m 6 in. 152 mm
28 ft. 8.5 m 6 in. 152 mm
V
1
H
1
Note: As vertical pipe increases, a flue restrictor may be
required.
H Maximum H
1
6 in. 152 mm 2 ft.
14 in. 356 mm 6 ft.
14 in. 356 mm 8 ft., 8 in.
14 in. 356 mm 11 ft., 4 in.
14 in. 356 mm 14 ft.
14 in. 356 mm 12 ft., 10 in.
14 in. 356 mm 10 ft., 4 in.
14 in. 356 mm 7 ft., 10 in.
14 in. 356 mm 5 ft., 4 in.
14 in. 356 mm 2 ft., 10 in.
!
VENTING STRAIGHT OUT THE REAR WITHOUT
VERTICAL RISE IS PROHIBITED
V + V MAXIMUM
1 2
TOTAL
610 mm 38 ft., 3 in.
1.8 m 32 ft., 3 in.
2.6 m 28 ft., 3 in.
3.5 m 24 ft.
4.3 m 19 ft., 10 in.
3.9 m 21 ft., 9 in.
3.1 m 25 ft., 6 in.
2.4 m 29 ft., 6 in.
1.6 m 33 ft., 3 in.
864 mm 37 ft., 3 in.
CAUTION
11.7 m
9.8 m
8.6 m
7.3 m
6.0 m
6.6 m
7.8 m
9.0 m
10.1 m
11.4 m