Retrotec Residential Pressure & Air Leakage User Manual
Page 41
Page 41 of 75
Operator inside of the CAZ
Operator outside of the CAZ
Figure 16: Tubing set-up for CAZ tests with the operator inside and outside of the CAZ.
Ven
t
Combustion
Appliance
Static Pressure
Probe
Red hose to outside
Hose to Vent
Blue/
yellow
ports
open
to CAZ
Ven
t
Combustion
Appliance
Static Pressure
Probe
Red hose to outside
Hose to Vent
Blue/
yellow
hoses
to CAZ