Harman PP38+ - Manual (Page 7)

7 PP38+ Pellet Stove 3-90-08422R33_06/13
venting
requirements for terminating the venting
warning: Venting terminals must not be recessed into a
wall or siding.
note: Only approved pellet vent pipe, wall pass-throughs,
and fire stops should be used when venting through
combustible materials.
note: Always take into consideration the effects of the
prevailing wind direction or other wind currents that may
cause flyash and/or smoke when placing the termination of
the vent.
in addition, the following must be observed:
A. The clearance above grade must be a minimum of 18".
B. The clearance to a window or door that may be opened
must be a minimum of 48" to the side, 48" below the
window/door, and 12" above the window/door. ( with
outside air installed, 18” to the side or below)
C. A 12" clearance to a permanently closed window is
recommended to prevent condensation on the window.
D. The vertical clearance to a ventilated soffit located above
the terminal within a horizontal distance of 2 feet (60 cm)
from the center-line of the terminal must be a minimum
of 18".
E. The clearance to an unventilated soffit must be a minimum
of 12".
F. The clearance to an outside corner is 11" from center of
pipe.
G. The clearance to an inside corner is 12".
H. A vent must not be installed within 3 feet (90 cm) above
a gas meter/regulator assembly when measured from the
horizontal center-line of the regulator.
I. The clearance to service regulator vent outlet must be a
minimum of 6 feet.
J. The clearance to a non-mechanical air supply inlet to the
building or the combustion air inlet to any other appliance
must be a minimum of 48”.
K. The clearance to a mechanical air supply inlet must be a
minimum of 10 feet. ( with outside air installed, 6 feet )
L. The clearance above a paved sidewalk or a paved
driveway located on public property must be a minimum
of 7 feet.
M. The clearance under a veranda, porch, deck or balcony
must be a minimum of 12 inches. ( b. also applies)
note: The clearance to vegetation and other exterior
combustibles such as mulch is 36” as measured from the
center of the outlet or cap. This 36” radius continues to grade
or a minimum of 7 feet below the outlet.
Certain Canadian and/or Local codes or regulations may
require different clearances.
A vent shall not terminate directly above a side-walk or
paved driveway which is located between two single family
dwellings and serves both dwellings.
Only permitted if veranda, porch, deck, or balcony is fully
open on a minimum of 2 sides beneath the floor.
note: where passage through a wall, or partition of
combustible construction is desired, the installation
shall conform to can/csa-b365. (if in canada)
V =Vent Terminal A =Air Supply Inlet =Area where termination is mot permitted
Door
Sidewalk
Fixed
Closed
Openable
Openable Fixed
Closed
Inside Corner
Detail
Porch or
Openable
Deck
or Fixed