Marquis Infinite MQRB4436N Installation Instructions Manual page 32

Wall Surface Flush With Face of Fireplace
Steel Framing Stud
Steel Framing Studs
Note: If using Optional Surround, Maximum Thickness for Non-Combustible Material is 3/4".
Note: If Combustible (Wood) Framing
Studs are used, they must be rotated to
allow Min.1" Clearance from Airbox.
See the "Nailing Tab Guide" and " MQRB6961SK" pages before placing unit into the framed opening.
[Steel Stud Framing Shown.]
19-3/8"
Framing Flush With Face of Fireplace
Steel Framing Studs
Steel Framing Stud
20-3/8"
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