Installation
CHIMNEY INSTALLATION THROUGH WALL:
Here are four (4) methods of combustible wall chimney connector
Figure 18: Chimney Through Wall - Method A.
Figure 19: Chimney Through Wall - Method B.
Figure 20: Chimney Through Wall - Method C.
Method A. 12” (304.8 mm) Clearance to Combustible Wall Member: Using a minimum thickness 3.5” (89 mm) brick and a 5⁄8” (15.9 mm) minimum wall thickness clay liner, construct a wall
Method B. 9” (229 mm) Clearance to Combustible Wall Member: Using a 6” (152 mm) inside diameter,
Method C. 6” (152.4 mm) Clearance to Combustible Wall Member: Starting with a minimum 24 gauge (.024” [0.6 mm]) 6” (152.4 mm) metal chimney connector and a minimum 24 gauge ventilated wall thimble which has two air channels of 1” (25.4 mm) each, construct a wall
Method D. 2” (50.8 mm) Clearance to Combustible Wall Member: Start
with a
mm)off the chimney connector by way of sheet metal support plates at both ends of chimney section. Cover opening, and support chimney section on both sides, with 24 gauge minimum sheet metal supports. See that the supports are fastened securely to wall surfaces on all sides. Make sure fasteners are used to secure chimney flue liner.
Figure 21: Chimney Through Wall - Method D.
NOTES:
1.Connectors to a masonry chimney, excepting method B, shall extend in one continuous section through the wall
2.A chimney connector shall not pass through an attic or roof space, closet or similar concealed space, or a floor, or ceiling.
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