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MASONRY INSTALLATION - SPECIFICATIONS (Cont.)
READ THIS ENTIRE MANUAL THROUGH BEFORE STARTING TO BUILD A MASONRY
BUILT-IN FIREPLACE. THERE ARE CERTAIN SPECIFICATIONS AND MEASUREMENTS
THAT MUST BE MET TO INSURE A PROPER INSTALLATION. FAILURE TO FOLLOW
THESE SPECIFICATIONS MAY PRESENT A FIRE HAZARD.
Make sure the chimney
adheres to all of the
specifications listed in the
chimney information &
regulations section of this
manual.
In addition to the items
noted in the drawing to
the right, the following
specifications must be
followed:
¥ When required by building
codes, vertical reinforcing
rods should be set in the
foundation to extend the
full height of the chimney.
¥ NOTE:
Hearth extension
must be no higher than the
bottom edge of the
fireplace face plate.
¥ Place insulation along both
sides, back, and top of the
Fireplace Xtrordinair to
form an expansion buffer
between the fireplace and
the masonry and flue liner.
¥ Allow space to route air
duct through masonry.
air duct joints should be
screwed securely in place.
¥ When constructed outside
of the house framework,
chimney anchors should be
u s e d .
¥ No chimney should support
any structural load besides
its own weight.
Minimum clearance to
combustibles measured from
the faceplate of the Fireplace
X t r o r d i n a i r :
¥
18" to adjacent sidewall
¥
8" on sides to
combustible facing
Extend Flue 2" Min. Above Conc. Wash
Min. 5" thick
2 x 4 Stud Wall
Min.17 1/2"
Clearance to
Header
Bottom of Header
4" Min.
Non-Combustible
Mantle Only
Min. 8" Masonry Fill
Insulation Ð
Placed on both
sides, back, and
top of fireplace.
All
Masonry Hearth
Typical Floor System
2" Spacing
Concrete Footing.
Page 37
18" Min.
Rain Cap
Required
Grout Fill
Apply
Rebar as
Required
by Local
Building
Codes
Clay
Lining
Min. 4" Thick
Knockout For
Fireplace
Ouside Air Duct
Xtrordinair
Use 1 of 3
Locations (Left,
Right, or Bottom)
Concrete
Block
Foundation
6" Min.
12" Min.
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