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For Vertical Runs - The flue system must be
supported every 240 cm above the heater flue outlet
by wall brackets.
To install support brackets for vertical runs:
• Attach wall brackets to the flue pipe and secure
the wall bracket to the framing members with nails
or screws.
Figure 17. Installing Support Brackets
3. Install Firestops
For Horizontal Runs - Firestops are REQUIRED on
both sides of a combustible wall through which the
flue passes.
To install firestops (heat shield) for horizontal runs that
pass through either interior or exterior walls:
• Cut a 25.4 cm X 30.5 cm hole through the wall.
• Position the firestops on both sides of the hole pre-
viously cut and secure the firestops with nails or
screws.
• The pipe opening of the firestops MUST BE placed
towards the bottom of the firestop.
• Continue the flue run through the firestop.
WALL BRACKET
WALL STUD
243.8 cm
FLUE
OUTLET
2.54 cm MIN.