Slant/Fin Prodigy 21 KC-50 Installation And Operating Instructions Manual page 9

2. Vent piping run vertically up through a roof and air
intake run horizontally out a vertical wall.
a. See Figure 12 for general configuration. For a
pitched roof installation, refer to vent pipe
requirements shown in Figure 10. For a flat roof
installation, refer to the vent pipe requirements
shown in Figure 11. When floor and ceiling pas-
sage is necessary, refer to Figure 9. Adhere to
all clearances and materials specified in these
illustrations for installing the vent pipe only. For
installing the air intake pipe, refer to the air intake
requirements shown in Figure 12.
b. The stainless exhaust vent pipe must pass
through the roof vertically through a 178 mm (7")
min. diameter cutout and appropriate roof flash-
ing. The pipe must exhaust straight up and termi-
nate with a screen terminator.
c. The air intake pipe must pass through a vertical
wall or foundation horizontally. The cutout does
not require any clearance, but must be sealed
with a flashing or by other means. The air intake
opening must face down by using 90° elbow with
a screen positioned at the opening.
3. Vent piping run vertically up an existing chimney
and air intake run horizontally out a vertical wall.
a. Refer to Figure 13. Adhere to all clearances and
materials specified in this illustration.
b. The stainless exhaust vent pipe must extend the
total length of the chimney. The pipe must
exhaust straight up and terminate with a screen
terminator. The top of the chimney must be
sealed off around the protruding pipe with an
appropriate plate or flashing. Other appliances
CANNOT be vented into the same chimney or
vent pipe within the chimney.
c. The air intake pipe must pass through a vertical
wall or foundation horizontally. The cutout does
not require any clearance, but must be sealed
with a flashing or by other means. The air intake
opening must face down by using a 90° elbow
with a screen positioned at the opening.
Figure 12. Vent run through a roof and air intake run
through a wall
20 mm/m
(1/4" PER FT.)
Figure 13. Vent piping run vertically up an existing
chimney and air intake run horizontally
out a vertical wall
3048 mm
(10 FT.)
OR LESS
610 mm (2 FT.) MIN.
20 mm/m
(1/4" PER FT.)
305 mm (1 FT.) MIN.
305 mm (1 FT.) MIN.
305 mm
(1 FT.) MIN.
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