Burnham FCM120 Water Heater User Manual


 
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TABLE 7.8: SUMMARY OF VERTICAL VENTING OPTIONS
VENT OPTION # 5 6
CLASSIFICATION USED IN THIS
MANUAL
VERTICAL
TWIN PIPE
(RESERVED FOR
FUTURE USE)
ILLUSTRATED IN FIGURE 7.9
VENT PIPE STRUCTURE
PENETRATION
ROOF
AIR INTAKE PIPE STRUCTURE
PENETRATION
ROOF
VENT PIPE SIZE 3”
AIR INTAKE PIPE SIZE 3”
MAXIMUM
LENGTH
VENT
FCM090
FCM120
49.5ft
INLET
FCM090
FCM120
49.5ft
MINIMUM
LENGTH
VENT
FCM090
FCM120
2ft
INLET
FCM090
FCM120
2ft
VENT TERMINAL
STRAIGHT TERMINAL
BY VENT SYSTEM MFR.
(TABLE 7.5)
AIR INTAKE TERMINAL
3” 180 ELBOW
(FIGURE 7.9)
VENT MATERIAL
APPROVED STAINLESS
STEEL VENT SYSTEM
SHOWN IN TABLE 7.5
AIR INTAKE MATERIAL GALVANIZED OR PVC