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109034-01G12
10'
2' Min.
10'
3' Min.
2' Min.
3' Min.
Level of
Flue Gas
Outlet
Figure 19 - 10 Foot Rule
All ue gas outlet chimney terminations must
extend a minimum of 3 feet in height above
highest point where it passes through roof and
must be at least 2 feet above highest point of
the roof that is within a horizontal distance of
10 feet (see Figure 19).
VENTING INSTALLATION
Continued
Combustible materials, such as wallboard,
gypsum board, sheet rock, drywall, plywood,
etc., may make direct contact with sides and
top around replace face. It is important that
combustible materials do not overlap face
itself. Brick, glass, tile or other noncombustible
materials may overlap front face provided
they do not obstruct essential openings such
as louvered slots. When overlapping with
a noncombustible facing material, use only
noncombustible mortar or adhesive.
30E-8DM
EFFECTIVE HEIGHT
OF TERMINATION CAP
EFFECTIVE HEIGHT
OF TERMINATION CAP
EFFECTIVE HEIGHT
OF TERMINATION CAP
EFFECTIVE HEIGHT
OF TERMINATION CAP
MINIMUM
HEIGHT
14.5 FT.
MINIMUM
UP TO
6FT. MAX.
UP TO
6FT. MAX.
HEIGHT
14.5 FT.
MIN. HEIGHT
OF 22 FT. (WITH
2 ELBOW SETS)
MAX. HEIGHT OF
50 FT.
MAX. HEIGHT
50 FT.
(ANY SYSTEM)
30E-8DM
Figure 20 - Typical Residential Installations