Instruction Manual

Liner
Chimney
Thimble
Vent System
Cleanout
Boiler
Vent pipe must be:
At lease 2 ft.
(610mm) higher
than any part of
the roof, but not
less than 3 ft.
(915mm) tall, and
within a 10 ft.
within a 10 ft.
(3m) radius of the
apex.
Boiler
Water Heater
Chimney
CHECK YOUR CHIMNEY
For boilers for connection to gas vents or
chimneys, vent installations shall be in
accordance with “Venting of Equipment”, of the
National Fuel Gas Code, ANSI Z223.1/NFPA 54,
or applicable provisions of the local building
codes.
Figure 7 - Type B Gas Vent
11
VENT INSTALLATION