Specifications
. Fireplace installation, (Rough Frame-In dimensions).
Model Q R U
R-Series R520* 77" 45"
**23"†
R-Series R620* 89" 45"
**23"†
Determine the height of the platform based on where you want the
bottom edge of the glass to be, see gure 1 or 1a for unit dimensions.
Maintain minimum ceiling height shown in table. Build replace frame
as shown in gure 3.
Q (Opening)
R
(Opening)
U
3/4”
Plywood
Drywall
or Equiv.
Platform
† U is 29" for straight out the back vent run installations.
Raised Installation:
Maximum
Platform Height
Minimum Required
Ceiling Height
24" 8'
48" 10'
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