USSC
8
NOTE: DIAGRAMS & ILLUSTRATIONS NOT TO SCALE
VENTING INSTRUCTIONS
If the exterior of the building is non-combustible the following
minimum clearances are applicable:
If exterior of the building is combustible the following minimum
clearances are applicable.
2"
2"
12"
12"
48"
48"
24"
12"
12"
36"
48"
48"
6"
6"
2"
2"
6"
6"
INSIDE CORNER
OUTSIDE CORNER
INSIDE CORNER
OUTSIDE CORNER
RECESSED LOCATION
RECESSED LOCATION
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BALCONY
HOUSE EXTERIOR
WALL
BALCONY - NO SIDE WALL (CROSS SECTION)
BALCONY WITH PERPENDICULAR SIDE WALL
BALCONY WITH PERPENDICULAR SIDE WALL
24"
20"
BALCONY - NO SIDE WALL (CROSS SECTION)
HOUSE
EXTERIOR
WALL
BALCONY
24"
18"
SIDE
WALL
BALCONY
24"
20"
SIDE
WALL
BALCONY