Valor 1200EAN, Installation & Operating Instructions Manual

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20
Venting
Vent Termination
• The vent terminal must be located on an outside
wall or through the roof.
• This direct vent appliance is designed to operate
when an undisturbed airflow hits the outside vent
terminal from any direction.
• The minimum clearances from this terminal that
must be maintained when located on an outside
wall are shown in the figure below. Any reduction
in these clearances could result in a disruption
of the airflow or a safety hazard. Local codes or
regulations may require greater clearances.
• The vent terminal must not be recessed into a wall
or siding.
• The vent terminal should be positioned where it will
not be covered by snowdrifts.
• Sidewall vent terminations within 7 feet of grade
require a terminal guard.
V
G
A
Min. 72”
Max. 72”
Alcove detail
(open on one
side) Normal
ceiling/soffit
clearances
apply.
KEY VENT TERMINAL LOCATIONS - MINIMUM DISTANCES MINIMUM
CLEARANCE
Inches Cm
A Clearance above grade, verandah, porch, deck or balcony 12 30
B Clearance to window or door that may be opened 12 30
C Clearance to permanently closed window (recommended to prevent condensation on window) 12 30
D Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of
2 feet (60 cm) from the center-line of the terminal
18 46
E Clearance to unventilated soffit 12 30
F Clearance to outside corner 12 30
G Clearance to inside corner 12 30
H Horizontal clearance to center-line of meter/regulator assembly located within 15 feet (4,6 m)
below the terminal
36 90
I Clearance to service regulator vent outlet 36 90
J Clearance to non-mechanical air supply inlet to the building or the combustion air inlet to any
other appliance
12 30
K Clearance to a mechanical air supply inlet 72 180
L Clearance above paved sidewalk or a paved driveway located on public property
Note : A vent must not terminate directly above a sidewalk or paved driveway, which is located
between two single-family dwellings and serves both dwellings
84 210
M Clearance under a verandah, porch, deck or balcony
Only permitted if veranda, porch, deck or balcony is fully open on a minimum of 2 sides
beneath the floor
12 30
Note: Local codes and regulations may require different clearances.