Space Ray PTS Series Single Stage - Manual (Page 42)

Form 43343330
Aug 2012
-41-
In multiple heater applications multiple heater applications multiple heater applications multiple heater applications, the combustion air intake may be ducted individually or common ducted in the
same configuration as shown for venting in Section 16.0). For combustion air intake duct sizing, please refer to
the Vent Sizing Table
Vent Sizing Table Vent Sizing Table Vent Sizing Table and use the diameter indicated, based on the number of heaters per duct.
Flue vent termination
must be 1 ft. (30 cm)
higher than combustion
air inlet cap.
Combustion
Air Intake
SIDE VIEW
(straight configuration)
Combustion Air Cap
(Leslie VersaCap
Type B)
4” Diameter
Single-Wall Pipe
Flashing
1/2” (12mm) fall per 20ft (6m)
toward vent terminal
Horizontal
Through Sidewall
6” (15cm)
Minimum
4” Starting Collar
Burner Box
(side view)
3 ft. (91cm)
Minimum
4” Flexible Air Inlet Hose
2 Ft. Long
(Part No. 30675020)
4” Spring
Tension Clamp (2 each)
(Part No. 30676040)
Vertical
Through the roof