Section 3-3-3: Heat Shields 4''/7 - Montigo H34DF Installation & Maintenance Manual

Section 3-3-3: Heat Shields 4''/7''
Installing a Wall Mounted RHS7 heat shield
The RHS7 Heat shield CANNOT be used WITHIN 36" horizontal or 60"
vertically of the fireplace. For applications within these dimensions the
RHS100 Heat Shield MUST be used.
To install the RHS7, frame an opening in combustible construction,
Figure 15.a 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 15.a
1" Min. Both sides Typical
1'' min. Both sides Typical
1" Min.
1'' min.
1'' min.
Figure 15.a RHS7 Installation. (Install by sliding over vent pipe where it passes through the
combustible construction).
36" Min
60" Min.
60'' Min.
Figure 15.b RHS7 Installation. (Minimum requirements).
XG0146 - 180405
RHS8 Heat Shield
RHS7 Heat Shield
Combustible Framing
Combustible framing
36'' Min.
RHS8 Heat
RHS7
Shield
Heat Shield
PTO Termination
MTO Termination
Installing a Wall Mounted RHS100 Heat shield
The RHS100 Heat shield MUST be used where the RHS7 Termination
CANNOT be used. Use the RHS100 within 36" horizontal or 60" vertical.
To install the RHS100, 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 RHS100 outer section from the outside of the structure.
To complete the installation fasten the Heat Shield Outer Section &
Termination frame to the structure.
RHS100 Heat Shield Outer Section
Termination
Figure 15.c RHS100 Installation. (Install by sliding Outer Section over vent pipe where it passes
through the combustible construction.
RHS100 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 RHS100 Installation
Installation
Drywall / sheetrock
RHS100 Heat Shield, inner Section
Vent pipe, from fireplace
Combustible framing
Drywall / sheetrock
RHS100 Heat Shield, inner Section
Vent pipe, from fireplace
3/8'' min. Both sides Typical
Inner shield
Outer shield
Combustible Framing
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