Adding Chimney Sections - Napoleon High Country NZ3000 Installation And Operating Instructions Manual

16
4.3

ADDING CHIMNEY SECTIONS

Add chimney sections, securely, to the required height.
If the chimney system is enclosed within the attic area, a rafter
radiation shield is required.
The chimney must extend at least 3 feet above its point of
contact with the roof and at least 2 feet higher than any wall,
roof or building within 10 feet.
If the chimney extends more than 5 feet above the roof, it must
be secured using a roof brace or guide wires.
A raincap must be installed to avoid internal damage and
corrosion.
W415-0711 / B / 11.23.10
3 ft.
min.
10 ft.
Ceiling Joist
LIVING SPACE
Chimney must be
totally enclosed
when passing
through living space
with a minimum 2"
clearance to
combustibles.
Floor, Ceiling
Joist
3 ft.
2 ft.
min.
2ft.
Chimney Lengths
Framed
Enclosure
2" (50mm)
clearance from
chimney to
combustible wall
59.2