I. chimney termination requirements – Hearth and Home Technologies BIR42 User Manual
Page 30
30
A Gas
Termination
Wood or Fuel Oil Termination
B 6 in.
(152 mm) min.
20 in.
(508 mm) min.
Gas, Wood or Fuel
Oil Termination
See
illustration
above for wood
18 in.
(457 mm)
A
Gas
Termination
B
Termination Caps Staggered Height
Gas, Wood or Fuel
Oil Termination
Wood
Gas
Fuel Oil
Termination
20 in. min. *
(508 mm)
Termination Caps Same Height
* If using decorative cap cover(s), this distance may
need to be increased. Refer to the installation instruc-
tions supplied with the decorative cap cover.
See
illustration
above for wood
Slanted Roofs
Flat Roofs
Chimney must
extend 3 ft (.9 m)
above the roof
Chimney must extend 2 ft (.6 m)
above any portion of the roof or
adjacent structures within
10 ft (3 m) of the chimney
Chimney must
extend 3 ft (.9 m)
above the roof
Chimney must extend 2 ft (.6 m)
above any portion of the roof or
adjacent structures within
10 ft (3 m) of the chimney
Termination Requirements
Multiple Chimney Locations
I. Chimney Termination Requirements
• Install a cap approved and listed for this fi replace system.
• Locate cap where it will not become plugged by snow or other materials.
• Locate cap away from trees or other structures.
• The bottom of the termination cap must be at least 3 ft (.91 m) above the roof AND at least 2 ft (.61 m) above any portion
of roof within 10 ft (3.05 m) as shown in Figure 8.10.
• See below for distance required between caps.
Figure 8.10 Multiple Chimney Locations
Heatilator • Birmingham BIR42 • 4059-308 Rev E • 08/08