NTI Vmax VM153 - Page 14

General Venting │ Vmax I&O Manual
14
Figure 4-3(a) Near Boiler Venting (PVC)
Figure 4-3(b) Near Boiler Venting (CPVC)
Figure 4-3(c) Near Boiler Venting (PP)
Figure 4-3(d) Near Boiler Venting (SS)

Air-inlet - check with applicable local codes for acceptable pipe material.
PP Elbow w. offset angle
to account for slope
PP Exhaust Vent
Flue Outlet Adapter
(factory supplied)
Air-inlet Adapter
(factory supplied)
PP Air-inlet Pipe*
Swing Joint to attain
slope in horizontal runs
SS Exhaust Vent
Flue Outlet Adapter
(factory supplied)
Air-inlet Adapter
(factory supplied)
SS Air-inlet Pipe
Swing Joint
to attain slope in
horizontal runs
CPVC Transition Pipe
**minimum 5” long
(factory supplied)
Flue Outlet Adapter
(factory supplied)
**CPVC Transition Pipe
is mandatory when
venting with PVC
PVC Coupling
Air-inlet Adapter
(factory supplied)
PVC Air-inlet Pipe*
PVC Exhaust Vent
Air-inlet Pipe*
Swing Joint to attain
slope in horizontal runs
CPVC Exhaust Vent
Air-inlet Adapter
(factory supplied)
Flue Outlet Adapter
(factory supplied)