Operating instructions
Intrepid® Direct Vent - Rear Vent Gas Heater
20012761
Fig. 12
Outside Corner 
Inside Corner 
Termination Clearances 
Termination clearances for buildings with combustible and noncombustible exteriors. 
G = 
Combustible 
 6" (152 mm) 
Noncombustible 
 2" (51 mm) 
F = 
Combustible 
 6" (152 mm) 
Noncombustible 
 2" (51 mm) 
G
Balcony - 
with no side wall 
M = 
Combustible & 
Noncombustible 
 12" (305 mm) 
M
Balcony - 
with perpendicular side wall 
M = 12" (305 mm)
P = 6” (152 mm)
M
F 
Alcove Applications* 
C 
D 
C 
E
V 
V
Combustible & 
Noncombustible 
E = Min. 2” (51 mm) for 
non-vinyl sidewalls
Min. 12” (305 mm) for
vinyl sidewalls
O = 8’ (2.4 m) Min.
O
P
V
V
V
 
   
  
   
   
   
   
*NOTE:










