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APPROVED FOR
Material
CPVC schedule 40
PVC schedule 40
PP approved vendor(s)/ material - M&G
Duravent PolyPro, Centrotherm Innoflue
SW, Z-Flex , Z-Dens, Selkirk Polyflue
PP-Flex
approved
number Z-Flex/Z-Dens (ZZDFL412 or
ZZDFL413) (***)
Stainless Steel AL29-4C
CPVC
PVC
Tab. 1 Approved Flue gas or combustion air materials and fittings per boiler
Roof Terminal (vertical)
Ø 3/5" (Ø 80/125 mm)
Concentric
Ø 2/4" (Ø 60/100 mm)
Concentric
Ø 3/5" (Ø 80/125 mm)
Concentric
3" (Ø 80 mm)
Tab. 2 Roof terminals approved
Wall Terminal (horizontal)
Ø 3/5" (Ø 80/125 mm)
Concentric
Ø 2/4" (Ø 60/100 mm)
Concentric
Ø 3/5" (Ø 80/125 mm)
Concentric
Ø 3" (Ø 80 mm)
twin pipe termination
Ø 2" (Ø 60 mm)
twin pipe termination
2" (Ø 60 mm) single pipe horizontal termination
3" (Ø 80 mm)
single pipe horizontal termination
Ø 3/5" (Ø 80/125 mm)
3" (Ø 80 mm) low profile wall termination
Tab. 3 Wall terminals approved
(*)
With this type of terminal it is mandatory to use the Ø 2" (60 mm) vent adapter (see "4.2 Boiler box content" page 5), factory supplied and approved
with the boiler, for venting connection.
(**) with this type of terminal, It is mandatory to use the Ø 3" (80 mm) vent adapter (see "4.2 Boiler box content" page 5), factory supplied and approved with the boiler,
for venting connection
(***) requires a reduced percentage of the overall length of the venting system according the table page 29
Item
Flue gas or
combustion air
only
Combustion air
only
Flue gas or
combustion air
only
vendor(s)/part
Flue gas or
combustion air
only
Flue gas or
combustion air
only
Primer
Cement
Primer
Cement
Material
CPVC
PP
PP
PP
Standard
Standard [USA]
[Canada]
ANSI/ASTM
F441
ANSI/D1785
ANSI Cat IV
Approved
Polypropylene
ANSI Cat IV
ULC S636
Approved
Polypropylene
UL1738
ASTM F656
ANSI/ASTM F493
ASTM F656
ANSI/ASTM D2564
Supplier
IPEX System 636
Type IIa & IIb
M&G Duravent PolyPro
M&G Duravent PolyPro
Centrotherm InnoFlue
Material
IPEX System 636
CPVC
PP
M&G Duravent PolyPro
PP
M&G Duravent PolyPro
PP
M&G Duravent PolyPro
PP
M&G Duravent PolyPro
PP
M&G Duravent PolyPro
PP
M&G Duravent PolyPro
PP
Centrotherm InnoFlue
PP
Centrotherm InnoFlue
32
Pipe diameter
per boiler
2" (60mm)
3" (80mm)
2" (60mm)
9
3" (80mm)
2" (60mm)
3" (80mm)
2" (60mm)
3" (80mm)
2" (60mm)
3" (80mm)
X
X
Part Number
197117 (CPVC)
197107 (CPVC)
197109(CPVC)
2PPS-VKL-TC
Supplier
Type IIa & IIb
3PPS-HKL-N (**)
WARNING: all vent and
air inlet materials
installed on gas
fired appliances in
CAN/US must meet
the specifications
provided in this
table. Failure to
comply could result
in fire, serious injury
or death.
2PPS-VKL
3PPS-VKL
3PPS-VKL
ISTT03
Part Number
197117 (CPVC)
197107 (CPVC)
197109(CPVC)
2PPS-HKL-N (*)
3PPS-HTPL
2PPS-HTPL
2PPS-HSTL
3PPS-HSTL
ICWT352
ISLPT03303
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