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VI
CTORY
II V
HS Models
Table 1. Masonry Vitreous Tile-Lined Chimney (not metal lined)
C
himneys not exposed to the outdoors below the roof line. (5" dia. vent adapter must be used)
Natural Draft Chimney and Type “B” Venting Tables
A
dditional 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 10-3)
10-3 (1999 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. 10-4 (1999 edition)
4. Internal area of chimney: Min. 50 sq. in.,
Max. 269 sq. in.
VHS-90 Yes Type “B” 1. See Table 10-8 for chimney height
VHS-120 and connector length restrictions. 10-8 (1999 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 10-9 for chimney height
VHS-180 and connector length restrictions. 10-9 (1999 edition)
2. Connector may have to be upsized to 6" diameter
to meet requirement of 10-9.
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 10-1 for minimum and maximum
VHS-120 of vent height and lateral length restriction.
VHS-150 10-1 (1999 edition)
VHS-180
VHS-90 No Single-wall See Table 10-2 for minimum and maximum
VHS-120 of vent height and lateral length restriction.
VHS-150 10-2 (1999 edition)
VHS-180
VHS-90 Yes Type “B” 1. See Table 10-6 for vent height and
VHS-120 connector length restrictions.
VHS-150 2. Connector and vent diameter may have to be 10-6 (1999 edition)
VHS-180 increased to 6" or 7" to meet requirement of
Tab
le 10-6.
VHS-120 Yes Single-wall 1. See Table 10-7 for vent height and
VHS-150 connector length restrictions.
VHS-180 2. Connector and vent diameter may have to be 10-7 (1999 edition)
increased to 6" to meet requirement of
Table 10-7.
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 Z223.1 –– 1999 Chapter 7 and 10.
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