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TYPE B GAS VENT
Multiple Gas Fired Tank-Type Heaters
TABLE 7. TECHNICAL DATA VENTING
MODEL BCG370T1205NOX
Input: 120,000 Btu/hr Total Vent Height (Feet)
Vent Connector Size: 5 inches
6 8 10 15 20 30 50 100
Input Btu/hr
Rise
Vent Connector Diameter (Inches)
6 6 5 5 5 5 5 5
5 5 5 5 5 5 5 5
5 5 5 5 5 5 5 5
Number of
120 Heaters
Combined Input
in Thousands of Btu/hr Manifold and Common Vent Diameter (Inches)
2
7 7 6 6 6 6 6 6
3
8 8 7 7 7 6 6 6
4
9 9 9 8 8 7 7 6
MODEL
BCG380T1506NOX
Input: 154,000 Btu/hr Total Vent Height (Feet)
Vent Connector Size: 6 inches
6 8 10 15 20 30 50 100
Input Btu/hr
Rise Vent Connector Diameter (Inches)
6 6 6 6 6 6 6 6
6 6 6 6 6 6 6 6
6 6 6 6 6 6 6 6
Number of
154 Heaters
Combined Input
in Thousands of Btu/hr Manifold and Common Vent Diameter (Inches)
2
7 7 6 6 6 6 6 6
3
8 8 7 7 7 6 6 6
4
9 9 9 8 8 7 7 6
MODEL BCG395, (A)BCG3100-180, 199, 200
Input: 180,000 and 199,000 Btu/hr Total Vent Height (Feet)
Vent Connector Size: 6 inches
6 8 10 15 20 30 50 100
Input Btuh/hrRise
Vent Connector Diameter (Inches)
7 7 6 6 6 6 6 6
7 7 7 6 6 6 6 6
6 6 6 6 6 6 6 6
7 7 6 6 6 6 6 6
6 6 6 6 6 6 6 6
6 6 6 6 6 6 6 6
Number of
Heaters
Combined Input
in Thousands of Btu/hr Manifold and Common Vent Diameter (Inches)
2
7 7 6 6 6 6 6 6
7 7 7 6 6 6 6 6
3
7 6 6 6 6 6 6 6
7 7 6 6 6 6 6 6
4
6 6 6 6 6 6 6 6
6 6 6 6 6 6 6 6
TECHNICAL DATA VENTING