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VENTING
10’ or Less
2’ Min.
3’ Min.
Ridge
Chimney
More than
10’
10’
2’ Min.
3’ Min.
Ridge
Chimney
Height above any
roof surface
withon 10’
horizontally
FIGURE A
FIGURE A
Seal around collar
& flashings
Maintain
1” Clearance
Support
Laterals
Termination of vent must be
securely guyed or braced if
it extends more than five (5)
feet above roof.
See
Termination
diagram
above
Firestop Support
Assembly
Vertical Vent
Elbow
Listed
Appl.
Terminate vent
at least 5 ft.
above draft hood
CONNECTING THE VENT INTO
AN EXISTING CHIMNEY
SAFE (See “Venting”)
NOTE: This may result
in the vent safety switch
shutting down the pilot
depending on size and
draw of chimney.
FIGURE 7A
1/4
UNSAFE
FIGURE 7B
RECOMMENDED
Use proper size “B”
pipe or chimney liner
inside chimney.
FIGURE 7C
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