Section 3-3-3: Heat Shields 5''/8 - Montigo H38PFNI-2 Installation And Maintenance Manual

Section 3-3-3: Heat Shields 5''/8''
Installing a Wall Mounted RHS8 heat shield
The RHS8 Heat shield CANNOT be used WITHIN 36" horizontal or 60"
vertically of the fireplace, (see figure 18a). For applications within these
dimensions the RHS101 Heat Shield MUST be used.
To install the RHS8, frame an opening in combustible construction,
Figure 18 below. Slide the Heat shield in place over the vent pipe which
attaches to the fireplace. After the fireplace and vent pipe has been
installed, clearances should match the dimensions in Figure 18.
1" Min. Both sides Typical
1'' min. Both sides Typical
1" Min.
1'' min.
1'' min.
Figure 15.a RHS8 Installation. (Install by sliding over vent pipe where it passes through the
combustible construction).
Hearth
Figure 15.b RHS8 Installation. (Minimum requirements).
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RHS8 Heat Shield
RHS8 Heat Shield
Combustible Framing
Combustible framing
Heat Shield
36''
Min.
Termination
60''
Min.
Exterior
Wall
Installing a Wall Mounted RHS101 Heat shield
The RHS101 Heat shield MUST be used where the RHS8 Termination
(Figure 18 and 18a) CANNOT be used. Use the RHS100 within 36"
horizontal or 60" vertical.
To install the RHS101, Slide the Inner Section over the vent pipe that
will connect to the fireplace. Fasten the vent pipe to the back of the
fireplace with a Min. of three sheet metal screws.
Next, slide the RHS101 outer section from the outside of the structure.
To complete the installation fasten the Heat Shield Outer Section &
Termination frame to the structure.
RHS101 Heat Shield Outer Section
Termination
Figure 15.c RHS101 Installation. (Install by sliding Outer Section over vent pipe where it passes
through the combustible construction.
RHS101 Heat Shield Outer Section
Termination
Figure 15.d Heat Shield. After sliding the outer section in place.
3/8'' min.
3/8'' min.
Figure 15.e RHS101 Installation
Installation
Drywall / sheetrock
RHS101 Heat Shield, inner Section
Vent pipe, from fireplace
Combustible framing
Drywall / sheetrock
RHS101 Heat Shield, inner Section
Vent pipe, from fireplace
3/8'' min. Both sides Typical
Inner shield
Outer shield
Combustible Framing
XG0229 - 112718