Polypropylene - Cadet 40-120 Installation And Service Manual

3
General venting

Polypropylene:

This product has been approved for use with polypropylene
vent with the manufacturers listed in Table 3E.
All terminations must comply with listed options in this manual
and be a single-wall vent offering.
For use of flex pipe, it is recommended to have the vent material
in 32°F or higher ambient space before bending at installation.
No bends should be made to greater than 45° and ONLY
installed in vertical or near vertical installations.
For support and special connections required, see the
manufacturer's instructions. All vent is to conform to standard
diameter and equivalent length requirements established.
When determining equivalent combustion air and vent length
for polypropylene flex piping:
• 1 foot of Duravent 3 inch flex is equivalent to 1.5 feet of
piping
• 1 foot of Duravent 4 inch flex is equivalent to 3 feet of
piping
• 1 foot of Centrotherm 3 inch flex is equivalent to 2 feet
of piping
• 1 foot of Centrotherm 4 inch flex is equivalent to 2.75
feet of piping
When determining equivalent combustion air and vent length
for polypropylene single-wall piping:
• 1 foot of Duravent 4 inch single-wall pipe is equivalent
to 1.6 feet of piping
Table 3E Polypropylene Vent Pipe and Fittings
Approved Polypropylene Vent Manufacturers
Make
Centrotherm Eco Systems
Duravent (M & G Group)
The installer must use a specific vent starter
NOTICE
adapter at the flue collar connection,
supplied by the vent manufacturer to
adapt to its vent system. See Table 3F for
approved vent adapters. Discard CPVC
starter piece.
Table 3F Approved PolypropyleneTerminations and Adapters
Model
Polypropylene Adapter/
Flue Clamp
40 - 100 ISAG0202 w/IAFC02
120
ISAG0303 w/IAFC03
* These parts are only needed if the alternate sidewall termination assembly is used.
20
Model
InnoFlue SW/Flex
PolyPro Single-Wall / PolyPro
Flex
Centrotherm InnoFlue SW
Joint Sidewall Retaining
Connector Bracket*
IANS02 IATP0202
IANS03 IATP0303
Installation & Service Manual
All vent connections MUST be secured by
NOTICE
the vent manufacturer's joint connector
(FIG. 3-8).
Insulation should not be used on
WARNING
polypropylene venting materials. The use
of insulation will cause increased vent wall
temperatures, which could result in vent
pipe failure.
Use only the adapters and vent system listed
WARNING
in Tables 3E and 3F. DO NOT mix vent
systems of different types or manufacturers,
unless listed in this manual.
comply could result in severe personal injury,
death, or substantial property damage.
Installations must comply with applicable
NOTICE
national, state, and local codes.
Canadian installation, polypropylene vent
must be listed as a ULC-S636 approved
system.
Installation of a polypropylene vent system
NOTICE
should adhere to the vent manufacturer's
installation instructions supplied with the
vent system.
Figure 3-8 Near Boiler Polypropylene Venting Model 120
JOINT CONNECTOR REQUIRED
AT ALL COMPONENT CONNECTIONS
OF VENT SYSTEM
POLYPROPYLENE ADAPTER
W/ FLUE CLAMP
IMG00257
Polypropylene
Sidewall Adapter*
Adapter
ISTAGL0202 2PPS-AD
ISTAGL0303 3PPS-AD
Failure to
Duravent Polypro
Joint
Sidewall Kit
Connector
2PPS-LB 2PPS-HLK
3PPS-LB 3PPS-HLK
For