SIDE VIEW
NON C
OMB
USTIBLE
NON COMBUSTIBLE
Figure
1.3 - Installation of facing materials ( Case #3)
VIEW FROM BACK
OF SURROUND
1
3
Leave the louver area clear,
allow for minimum 13 sq. inches
Leave the louver area clear,
allow for minimum 13 sq. inches
INSTALLATION
Continued
OPTION
3
FACING WITH THICK LAYER OF NON-COMBUSTIBLE
ALLOWING AIR FLOW FROM BEHIND SURROUND
ALLOW AIRFLOW
NON COMBUSTIBLE MATERIAL
NON COMBUSTIBLE MATERIAL
ALLOW AIRFLOW
of air flow
on both front and back.
of air flow
on both front and back.