Detroit Radiant Products Company QTS Series - Manual (Page 20)

QTS Series
20
3.0 Installation • Venting • Sidewall Venting
Figure 3.11 • Sidewall Venting Requirements
Sidewall Venting
Guidelines:
Vent Pipe Angle
• To prevent moisture from entering the heater system, slope the vent pipe downward toward the
outlet 1/4 in. per foot of length. Do not pitch the heater.
• **Vent must extend beyond any combustible overhang if the vent is less than 36 in. below the
combustible overhang.
Building Overhang**
Sidewall
Double-Wall
B-Vent
Single
Wall Vent
Wall Thimble
Sidewall Vent Cap
6 in.
min.**
B to C Adapter
Heater
1/4 in. downward
pitch per foot
36 in.
min.**