Bradford White TTW URG2PV75H6N Instructions Manual page 11

Venting continued-
For installations in Canada, field supplied vent piping must comply with
CAN/CGA B149.1 (latest edition) and be certified to the Standard For Type BH,
Class II, 65°C, Gas Venting Systems, ULC S636. Components of this listed
system shall not be interchanged with other vent systems or unlisted
pipe/fittings. All components and specified primers and cements of the certified
vent system must be from a single system manufacturer and not intermixed
with other system manufacturer's vent system parts. The supplied vent
connector and vent termination are certified under ULC S636 and are also
certified as part of the water heater. Refer to the following tables for approved
venting materials, primers, and cements. All approved primers and cements are
to be used within their marked time limitations.
For installations in the US only
 PVC DWV (ASTM D-2665)
 PVC Sch. 40, 80, 120 (ASTM-
D1785)
 CPVC Sch. 40, 80 (ASTM-
F441)
 CPVC (ASTM D2846)
 ABS Sch. 40 DWV (ASTM
D2661)
Approved Primers and Cements
For installations in the US only
 PVC and CPVC Primer (ASTM-
F656)
 PVC Cement (ASTM D-2564)
 CPVC Cement (ASTM F493)
 ABS Primer and Cement
(ASTM D-2235)
Use of cellular core PVC (ASTM F891), cellular core CPVC, or Radel
(polyphenosulfone) in non-metallic venting systems is prohibited, and
covering non-metallic venting with thermal insulation is prohibited.
Approved Venting Materials
NOTICE
For installations in CANADA
 ULC S636 approved PVC for
flue gas venting rated Class II,
65°C
 ULC S636 approved CPVC for
flue gas venting rated Class II,
65°C
For installations in CANADA
 ULC S636 approved Primer
and Cement for flue gas
venting rated Class II, 65°C
NOTICE
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