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Framing should be
constructed of 2 X 4
lumber or heavier.
A. ............... 42
B. ......... 38 1/2
C. ............... 22
D. ............... 42
E. ......... 25 5/8
Figure 3. Framing Dimensions
A
B
C
Step 2. Framing the Fireplace
Fireplace framing can be built before or after the fireplace is
set in place. Framing should be positioned to accommo-
date wall coverings and fireplace facing material. The dia-
gram below shows framing reference dimensions.
CAUTION: MEASURE FIREPLACE DIMENSIONS AND
VERIFY FRAMING METHODS AND WALL COVERING
DETAILS BEFORE FRAMING.
1/2” CLEARANCE FROM BACK OF FIREPLACE TO COMBUSTIBLE
0” CLEARANCE TO
FRAMING MEMBER
0” CLEARANCE
1/2” CLEARANCE
FROM BOTH SIDES
OF FIREPLACE
TO COMBUSTIBLE
FRAMING
MEMBER
D
E
SHOWS CENTER OF12" X 12"
VENT FRAMING HOLES FOR
TOP & REAR VENTING.
Shows center of 12 x 12 vent framing
holes for top and rear venting. The center
of the hole is one (1) inch (25.4mm) above
the center of the horizontal vent pipe.