Installation Instructions
9
PREPARE THE INTERIOR
Cut and install side cleats:
•  Cut side wood cleats to height of cabinet 
opening and approx. 2-1/2” in depth. Install, 
on each side, 1-3/8” from the front face of the 
cabinet.
Cut and install bottom cleat:
•  Cut bottom wood cleat to a height of 1-1/8”, a 
depth of the cabinet minus 1-3/8” and a width 
of 25-1/4” to fit between side cleats. Install 
onto the cabinet floor between the side cleats, 
push it all the way back against cabinet wall 
and make sure its front face aligns with the front 
faces of the side cleats (1-3/8” gap from the 
front cabinet face).
Flush Mount Installation Preparation (Monogram Only)
A Side cleats depth 2-1/2” min.
B Bottom cleat height 1-1/8”
C Bottom cleat depth Cabinet depth minus 1-3/8”
D Bottom cleat width 25-1/4”
E All three cleats Recess and install 1-3/8” 
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TOP 
VIEW
Front Face of Cabinet
EE
A A
C
D
E
C
B
D
A A
 IMPORTANT: Always maintain 36-3/4” minimum height from the floor to the cutout in any single or 
combined installation unless plastic trim is installed.
PREPARE THE OPENING
The Advantium 120 can be installed in 
combination with other GE Appliances/
Monogram appliances. Always follow each 
product’s Installation Instructions to complete the 
installation.
Single Advantium 120 Installation:
Cut the opening in a cabinet to the dimensions 
shown.
• The support must be level and rigidly mounted, 
flush with the bottom edge of the cutout.
**19-1/4” 
Construct  
solid bottom 
- Min. 3/8” 
plywood 
supported on 
all four sides. 
Must be able to 
support weight 
of oven and 
contents.
36-3/4”
Min.
F *
23-1/2” min. 
2” Min.
*See table 
below for 
desired reveals 
on sides.
Per 
appliance 
specs.
Oven or 
warming 
drawer
Approved Flush Installation
Dimension F
1/8” Reveal 1/4” Reveal
Single Advantium 30” 30-
1
/4”
Over Warming Drawer 30” 30-
1
/4”
Over Oven
30” 30-
1
/4”
Over Oven and Warming Drawer
30” 30-
1
/4”
Over Built-in Speedcook Oven
30” 30-
1
/4”
Double Advantium (side by side)
See page 10
Under Cooktop or Countertop See page 10
** Top and bottom reveals are set to 
1
/8”.










