Slant/Fin VHS-180 User Manual
Page 11

V
ICTORY
II
VHS Models
11
Table 1. Masonry Vitreous Tile-Lined Chimney (not metal lined)
Chimneys not exposed to the outdoors below the roof line. (5" dia. vent adapter must be used)
Natural Draft Chimney and Type “B” Venting Tables
Additional
National Fuel Gas Code
Boiler
Gas Appliance
Reference Table No.*
Model(s) †
in Venting System
Connector
Requirements*
(ANSI Z223.1)
VHS-90
No
Type “B”
1. Connector diameter must be upsized to 7".
VHS-120
2. Chimney height limits: Min. 15 ft., Max. 30 ft.
VHS-150
3. Lateral length restriction applies (Table 13.1 (c))
13.1 (c) (2006 edition)
VHS-180
4. Internal area of chimney: Min. 50 sq. in.,
Max. 269 sq. in.
VHS-180
No
Single-wall
1. Connector diameter must be upsized to 7".
2. Chimney height limits: Min. 15 ft., Max. 30 ft.
3. Max. lateral length may not exceed 2 ft.
13.1 (d) (2006 edition)
4. Internal area of chimney: Min. 50 sq. in.,
Max. 269 sq. in.
VHS-90
Yes
Type “B”
1. See Table 13.2 (c) for chimney height
VHS-120
and connector length restrictions.
13.2 (c) (2006 edition)
VHS-150
2. Connector may have to be upsized to 6" diameter
VHS-180
to meet requirement of 10-8.
VHS-150
Yes
Single-wall
1. See Table 13.2 (d) for chimney height
VHS-180
and connector length restrictions.
13.2 (d) (2006 edition)
2. Connector may have to be upsized to 6" diameter
to meet requirement of 13.2 (d).
Additional
National Fuel Gas Code
Boiler
Gas Appliance
Reference Table No.*
Model(s) †
in Venting System
Connector
Requirements*
(ANSI Z223.1)
VHS-90
No
Type “B”
See Table 13.1 (a) for minimum and maximum
VHS-120
of vent height and lateral length restriction.
VHS-150
13.1 (a) (2006 edition)
VHS-180
VHS-90
No
Single-wall
See Table 13.1 (b) for minimum and maximum
VHS-120
of vent height and lateral length restriction.
VHS-150
13.1 (b) (2006 edition)
VHS-180
VHS-90
Yes
Type “B”
1. See Table 13.2 (a) for vent height and
VHS-120
connector length restrictions.
VHS-150
2. Connector and vent diameter may have to be
13.2 (a) (2006 edition)
VHS-180
increased to 6" or 7" to meet requirement of
Table 13.2 (a).
VHS-120
Yes
Single-wall
1. See Table 13.2 (b) for vent height and
VHS-150
connector length restrictions.
VHS-180
2. Connector and vent diameter may have to be
13.2 (b) (2006 edition)
increased to 6" to meet requirement of
Table 13.2 (b).
Table 2. Type “B” Venting and Metal-Lined Masonry Chimney
UL LISTED MATERIALS ONLY. (5" dia. vent adapter must be used)
† Only Victory
II
boiler models shown for each application permitted to be installed in that manner specified.
• Also see ANSI Z223.1 –– 2006 Chapter 12 and 13.