1
2
Figure 4.2 -
Installation of facing materials ( Case #2)
COVER WITH SECOND LAYER OF FACE MATERIAL.
SECOND LAYER
LEAVE THE LOUVER AREA CLEAR WITH FIRST LAYER OF FACE MATERIAL
FIRST LAYER
TOP VIEW
ALLOW AIRFLOW
SIDE VIEW
ALLOW AIRFLOW
OF NON-COMBUSTIBLE
MARBLE, STONE
OPTION 2
NON COMBUSTIBLE
MATERIAL
NON COMBUSTIBLE MATERIAL
IE: DUROCK, CEMENT BOARD, GRANITE,
min 49"
min 49"
ALLOW FOR MINIMUM
13
SQUARE INCHES OF AIR FLOW.
ALLOW FOR MINIMUM
13
SQUARE INCHES OF AIR FLOW.
min
30"
minimum 49" wide X 30" high
min 30"
MATERIAL
S
FACING WITH TWO LAYERS
18
"
36.5
"
18
"
36.5
"
