Nortec GS, Installation Manual

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Installation Nortec GS
2583703_EN_1608
Figure 20:
2
4
5
6
8
12
3
2 ft (610 mm) min.
1
7
9
10
11
2
o
Vertical Venting (with Optional Sealed Combustion Hookup) – Category IV
1 Terminal, air intake – elbow pointed down (for optional sealed combustion vertical hookup)
2 Cap, vent, exhaust – UL/CSA-listed
3 Flashing
4 Air gap – must be maintained to local codes
5 "Tee", condensate
6 Terminal, air intake – 90
°
elbow pointed down, for optional sealed combustion hookup outside
7 Drain, condensate (with trap) – minimum 12 in (300 mm) trap height, and connected to floor drain or condensate pump
8 Inlet, air intake
9 Outlet, exhaust
10 Vent, air intake – for optional sealed combustion horizontal hookup
11 Vent, exhaust, BH type – plastic or stainless steel. All joints air and water-tight. Short horizontal run with slope as shown (recommended,
but not required). All horizontal-to-vertical transitions must include a full condensate "Tee" with condensate port and trap.
12 Vent, air intake – for optional sealed combustion vertical hookup