Delta Performance PG-25 - Page 44

37
Venting and Combustion Air Installation
Grade level
Flashing
recommended
to direct exhaust
away from wall
12" Min.
Vent Termination
Anchored fastners
Metal Plate
Caulk opening
Cement
mortar
seal
1" Min.
clearance
Fig. 24B: Vent Termination - Non-
Combustible Wall
Grade level
Flashing
recommended
to direct exhaust
away from wall
12" Min.
Anchored fastners
Anchored
fastners
Metal Plate
Caulk opening
2" Min.
clearance
Vent Termination
Fig. 24A: Vent Termination Combustible
Wall
Vent Termination Tee
Location of Air Inlet
Not recommended for
Vertical Tee or Hooded
Vent Termination
Location of Air Inlet
Not recommended for
Horizontal Tee Vent
Termination or
horizontal/straight-out
screened termination
Air Inlet Elbow
12" Recommended
minimum clearance
Fig. 23: Location of Air Inlet Termination - Direct Vent Horizontal Separate (2 pipe) installations
Vent Termination
Combustion Air
Inlet
Maximum 12"
Maintain Distance as
Close to Outside Wall
as Possible