Bosch ZBR16-3A Installation And Service Instructions Manual page 45

Vent should terminate at least 3 feet (915 mm) away from
adjacent walls, inside corners and 5 feet (1525 mm) below
roof overhang ( fig. 26 [X
It is not recommended to terminate vent above any door
or window, condensate can freeze causing ice formations.
Do not use chimney as a raceway if another boiler or
fireplace is vented into or through chimney.
All non-steel vent pipes must be glued, except for the flue
gas adapter-pipe connection.
Material
PVC schedule 40, 80
PVC-DWV
CPVC schedule 40, 80
PVC schedule 40, 80
PVC-DWV
CPVC schedule 40, 80
PVC
CPVC
Tab. 18 Materials for pipe
1) Components of the certified vent systems must not be interchanged with other vent systems or unlisted pipe fittings. Plastic
components, and specified primers and glues of the certified vent system must be from a single system manufacturer and not
intermixed with other system manufacturer's vent system parts.
Roof terminals
Ø 3" / Ø 6" (Ø 76/150 mm)
Tab. 19 Roof terminals
Wall terminals
Ø 3" (Ø 76 mm)
90°-elbow with
inlet screen
Tab. 20 Wall terminals
Copyright (optional information)
], [X ], page 46).
2 4
Item United states
ANSI/ASTM D1785
2" (50 mm) Vent
or air pipe and ANSI/ASTM D2665
fitting
ANSI/ASTM F441
ANSI/ASTM D1785
3" (76 mm) Vent
or air pipe and ANSI/ASTM D2665
fitting
ANSI/ASTM F441
ANSI/ASTM D2564
Pipe cement/
primer
ANSI/ASTM F493
Flue System / Materials
parallel stainless steel
PVC (elbow)
stainless steel (screen)
The exhaust pipe must be properly
supported and pitched a minimum of ¼ inch
(6.35 mm) per foot back to the boiler. This
allows the condensate to properly drain.
NOTICE: Damage of 2 inch PVC pipes.
B For ZBR42-3A and ZWB42-3A use 2 inch
CPVC-pipes or 3 inch pipes.
All non-steel combustion air and vent pipe materials and
fittings must comply with the following and must be UL
approved venting material:
Canada
BH Gas venting
systems,
1)
ULC S636
Material
concentric PVC
Supplier
Flex-L
IPEX (elbow)
Langly Wire (screen)
Installation | 45
X X X X
X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
X X X X X
Supplier Part number
IPEX 196016
Part number
46546901
UL-S636 approval (elbow)
L2594 (screen)
6 720 643 068 (2011/06)
X
X
X
X
X
X