NTI VM110 - Concentric Termination (Roof); Two-Pipe Termination (Roof); Two-Pipe Termination (Roof-Exhaust; Sidewall-Inlet); Roof Venting Options - Direct Vent Installation

Vmax I&O Manual │General Venting
17
Roof Venting Options – Direct Vent Installation
Figure 4-5(a)
Figure 4-5(b)
Two-pipe Termination (Roof)
Two-pipe Termination (Roof-exhaust / Sidewall-inlet)
Figure 4-5(c)
Concentric Termination (Roof)
3” DuraVent Concentric
Termination illustrated, see
Figure 4-7(c) for more details.
Exhaust
Inlet
Exhaust
Inlet
Exhaust must terminate a
minimum of 18” above the Air-
inlet termination; see Figure 4-
7(a) for more details.
3” IPEX Concentric termination
illustrated, see Figure 4-7(b) for
more details.
Exhaust
Inlet
Exhaust
Inlet
Exhaust must terminate a
minimum of 12” above snow
level; see Figure 4-7(d) for more
details.