SBN71-120 thru 85-390, SBD30-150/199 TANK TYPE COMMERCIAL
GAS WATER HEATER SERVICE HANDBOOK
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Model:
SBN 85-366NE, SBN 85-390NE
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9
9
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I
otal Vent Height (feet)
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1
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5
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3
0
2
5
1
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8
6
”
6
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V
Input Btu/hr
Rise
Vent Connector Diameter (inches)
366,000
399,000
1'
9 9 9
8
8
8
8
8
10 9 9
9
8
8
8
8
366,000
399,000
2'
9 9 8
8
8
8
8
8
9 9 9
8
8
8
8
8
366,000
399,000
3'
9 8 8
8
8
8
8
8
9 9 8
8
8
8
8
8
No. of Units
Combined Input (Btu/hr x 1,000)
Combined Vent/Manifold Diameter
2
732,000
12 10 10 9
9
9
8
8
798,000
12 12 10 10 9
9
8
8
3
1,098,000
14 14 14 12 12 10 9
9
1,197,000
14 14 14 12 12 10 10
9
4
1,464,000
16 16 14 14 14 12 12
10
1,596,000
16 16 16 14 14 12 12
10
VENT TABLES FOR CATEGORY I - TYPE B GAS VENT
