Section 2: Framing - Montigo R320 Installation & Maintenance Manual

R-Series R320-R420 Indoor Gas Fireplace
Section 2: Framing Section:
Step 1. To ensure your glass viewing area is at the optimum
height, follow the Example below, Figure 2. Example: If you
wish to have the bottom edge of the glass to be 24", the
Figure 2. Fireplace installation, (Rough Frame-In dimensions) Both Sides are Typical.
Step 2. Place the Fireplace on the platform and install the
Vent pipe, and Power Vent module. (Install the module in
a location where it can be accessed when the surround is
installed around the fireplace). Next, Connect the Gas line,
RHS101 (up to 6')
Installed on top of firestop
Figure 2a. Fireplace installation, (Inlet Gas & Power Vent) .
Step 3. Back-framing the Fireplace; installing 2 x 4's,
(Typical Both sides).
Ensure you have the required 2 x 4's to complete the project.
Cut Two (2) - 2 x 4's to fit under the front & rear fireplace
Page 6
Installation
Q (Opening)
Framing Dimensions
Model# Q R U
R-Series R320 55" 47" **23¾"
R-Series R420 67" 47" **23¾"
** See Figure 1
Intake / Exhaust
Venting
top of the platform will be 8 7/8", ( 24"- 15 1/8" = 8 7/8" ).
This dimension takes in account the height of the
platform, plywood and adequate clearances.
Drywall
or Equivelant
R (Opening)
both sides
typical
and provide a gas service shut-off valve; according to local
gas codes. Before fastening in place Line up the front face
and rear face of the fireplace (top and bottom), Figure 2a.
then secure in place with 1/4" wood screws.
3" clearance to combustibles
½"
Supply Gas
connection
throat, (horizontal), fit & remove. Next, cut the short 2 x
4's, to fit at each end under the previous Horizontals'. (Note:
when these pieces are secured into place there should be the required
1" clearance to combustibles), Figure 2b.
U
¾"
Plywood
Platform
around the exhaust pipe
when using firestop
XG0770 - 020911