18
Co-Axial with RA24CA
Vent Termination
Vent Terminal Location
The venting system for this appliance is considered to
be a Special Venting System. The rule in the Installation
Code CAN/CGA-B149 requiring a minimum vent height
of 2 feet above any portion of a building within 10 feet
does not, therefore, apply.
Clearances for Vent Terminals (Co-Linear and
Co-Axial)
Overhang should not
extend beyond vent if
within 48” of
termination cap
Horizontal
overhang
Vertical
wall
Min. 24”
(unvented soffit)
Min. 36”
(vented soffit)
Termination
cap
Min.
18”
Storm
collar
Roof
flashing
‘H’
Roof Pitch
Minimum ‘H’
(feet)
Flat to 7/12
1’
over 7/12 to 8/12
1.5’
over 8/12 to 9/12
2’
over 9/12 to 10/12
2.5’
over 10/12 to 11/12
3.25’
over 11/12 to 12/12
4’
over 12/12 to 14/12
5’
Co-Axial + Co-Linear
Vent Terminal Location
Co-Axial—5” x 3” flex
Terminal Adapter with
Flashiing supplied
with 590FVK2
590FVK2
Approved 4” x 6-5/8”
co-axial terminal—
see list of approved
terminal in this manual
18”
18”
