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Page 17
VENTING
NOTE: THIS STOVE IS A DIRECT VENT HEATER. ALL COMBUSTION AIR MUST COME DIRECTLY
FROM THE OUTSIDE OF THE BUILDING. THE VENT PIPE FOR THIS UNIT CONSISTS OF AN INNER
AND AN OUTER PIPE. THE INNER PIPE CARRIES THE STOVE EXHAUST OUT OF THE SYSTEM,
AND THE OUTER PIPE BRINGS FRESH COMBUSTION AIR INTO THE STOVE.
A Clearance to non-mechanical air supply inlet to building, or the combustion air inlet to any other
stove - 12” (305mm) minimum
B Clearance above paved sidewalk or a paved driveway located on public property - 84” (2.1m) minimum
D Not to be installed above a meter/regulator assembly within 36” (914mm) horizontally from the
centerline of the regulator
E Clearance to service regulator vent outlet - 72” (1.8m) minimum
F Clearance above grades, veranda, porch, deck or balcony - 12” (305mm) minimum
G Clearance to window or door that may be opened - 12” (305mm) minimum on top and sides and 24”
below
H Clearance to permanently closed window - 12” (305mm) recommended to prevent condensation on
window
I Clearance under veranda, porch, deck or balcony - 18” (457mm) minimum if fully open on a minimum
two sides beneath the floor
J Vertical clearance to ventilated soffit located above the terminal within a horizontal distance of 24”
(610mm) from the centerline of the terminal - 18” (457mm) minimum
K Clearance to unventilated soffit - 12” (305mm) minimum
L Clearance to inside corner - 9” (229mm) minimum
M Clearance to a mechanical air supply inlet - 72” (1.8m) minimum
N Clearance to outside corner - 6” (152mm) minimum
A vent shall not terminate directly above a sidewalk or paved driveway which is located between two single
family dwelling and serves both dwellings (not pictured).
A vent shall not terminate within 36" (914mm) of the property line (not pictured).
For USA installations follow current National Fuel Gas Code ANSI Z223.1.
H