13
Heatilator • HEIR36, HEIR42, HEIR50 Installation Manual • 2285-980 Rev. G • 12/14
NO COMBUSTIBLES
IN HATCHED AREA
1/2 IN. BUILDING MATERIAL
(MAY BE COMBUSTIBLE)
FACTORY-SUPPLIED
1/2 IN.
NON-COMBUSTIBLE
BOARD
PIPE IS FOR VISUAL
REFERENCE ONLY
1 IN.
= COMBUSTIBLES
NOT ALLOWED
39 IN.
2 X 4 FRAMING
MATERIAL
NOTE:
2 X 4 HEADER
CONFIGURATION
Non-Combustible Zone
Figure 3.7 Non-Combustible Zone
