23
Vent Termination
Vent Terminal
Air Supply
Area Where Terminal Not Permitted.
A - Clearance above grade, veranda, porch, deck, or balcony 12 inches
(30cm) minimum.
1
B - Clearance to window or door that may be opened. 12 inches (30cm)
minimum for appliances 100 000 Btuh (30 kW) and lower.
C - Clearance to permanently closed window minimum 12 inches (30cm)
recommended to prevent condensation on window.
D - Vertical clearance to ventilated soffit located above the termination
within a horizontal distance of 2 feet (60cm) from the center line of
the termination. 18 inches (46cm) minimum.
E - Clearance to unventilated soffit 12 inches (30cm) minimum.
F - Clearance under veranda, porch, deck or balcony 12 inches
1
(30cm)
minimum.
2
G - Clearance from a perpendicular inside wall or outer corner to the
edge of the vent terminal plate is 3” (minimum).
H - Not to be installed above a meter/regulator assembly within 3 feet
(90cm) horizontally from the center line of the regulator.
I - Clearance to service regulator vent outlet 3 feet (91cm) minimum.
1
J - Clearance to non-mechanical air supply inlet to building or the
combustion air inlet to any other appliance 12 inches (30cm)
minimum for appliances 100,000 Btuh (30kW) and lower, 36
inches (90cm) minimum for appliances greater than 100,000 Btuh
(30kW).
K - Clearance to a mechanical air supply inlet 6 feet (1.8m) minimum.
1
L - Clearance above paved sidewalk or a paved driveway located on
public property 7 feet (2.1m) minimum.
3
M - Clearance above highest point of exit on roof 18 inches (45 cm).
N - Clearance to perpendicular wall 24 inches (60 cm).
(Recommended to prevent re-circulation of exhaust products. For additional
requirements check local codes.)
V
NOTE: Clearances are to the edge of terminal plate, add 6-3/4” to
clearances to arrive at center line.
NOTE: Local Codes or Regulations may require different
clearances.
Termination
It is imperative that the vent termination be located observing the
minimum clearances as shown. There must not be any obstruction such
as bushes, garden sheds, fences, decks or utility buildings within 24”
from the front of the termination plate.
Do not locate termination where excessive snow or ice build-up may
occur. Be sure to check vent termination area after snow falls and clear
to prevent accidental blockage of venting system. When using snow
blowers, make sure snow is not directed towards vent termination area.
General Venting Information
The gas fireplace is approved to be vented either through the side wall
or vertically through the roof.
This appliance is approved with Kingsman flex vent system and also
approved for use with Simpson Duravent Direct Vent System (model
DV-GS series).
Kingsman flex vent system can be used with Simpson Duravent Direct
Vent termination’s (model DV-GS series).
When using Simpson Duravent Direct Vent pipe a Kingsman/Duravent
adapter must be used to connect the fireplace to Simpson Duravent
Direct Vent pipe.
ONLY VENTING COMPONENTS SPECIFICALLY APPROVED
AND LABELLED FOR THIS FIREPLACE MAY BE USED.
Venting terminal shall not be recessed into a wall or siding.
1 - As specified in CGA B149 installation codes (1991).
2 - Only permitted if veranda, porch, deck, or balcony is fully open on a minimum of two
sides beneath the floor.
1
3 - A vent shall not terminate directly above a sidewalk or paved driveway which is located
between two single family dwellings and serves both dwellings.
Minimum clearance to combustibles on venting is 1” with the
following exceptions as follows: Top of horizontal 1
1
/
2
”. Top of
90 degree elbow in an enclosure over 52” is 4” without an
insulation sleeve.
