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
of air flow
on both front and back.
of air flow
on both front and back.
AIRFLOW FROM BEHIND
SURROUND INTO AIR VENT