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Flexible Vent Systems (Polypropylene)
●
Only VERTICAL installations are
Note
●
allowed. Horizontal terminations are
prohibited.
The use of proper adapters and
●
supports are required to fully
complete the installation.
The following table lists the flexible vent models
that are approved for use with this appliance in
addition to the maximum allowable vent lengths for
the desired vent system.
Vent
Model Type
Dia.
Centrotherm Innoflue Flex
NFB-
2 in
175H/200H
Only the flexible vent models listed above are
●
approved for use with this appliance.
All flexible vent pipe must be installed
●
VERTICALLY through the roof. No horizontal
terminations are permitted.
Use a 2 in snap fit coupler or the InnoFlue®
●
Single Wall Residential vent pipes to connect the
InnoFlue® Flex 2 in vent pipes to the exhaust.
After installation, ensure that the vent system is
●
tightly sealed at the joints.
All installation using the flexible vent materials
●
must be in INDIRECT VENTING only.
Refer to the manufacturer's literature for detailed
●
information and guidelines.
68
Venting for Combustion Air
Flexible PP
50 ft
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