Rinnai RU80i Installation And Operation Manual page 35

Parts Information (continued)
Vent Components and Assigned Equivalent Lengths:
The following fittings and accessories (by others) are certified for use with the abovementioned condensing products:
OEM # or
OEM
Cert.
196006 /197009
(3 Inch)
IPEX (Purchased
196021 /197021
separately )
(4 Inch)
(System 636)
196985
(3 Inch)
IPEX (Purchased
196986
separately )
(4 Inch)
(System 636)
Field Supplied Comply with
PVC/CPVC Sch. 40 CAN/CGA
Fittings or Ap- B149.1 &
proved Equal ULC-S636
Field Supplied Comply with
PVC/CPVC Sch. 40 CAN/CGA
Fittings or Ap- B149.1 & ULC-
proved Equal
Field Supplied Comply with
PVC/CPVC Sch. 40 CAN/CGA
Fittings or Ap- B149.1 & ULC-
proved Equal
196051
IPEX (Purchased (3 Inch)
separately ) 196052
(4 Inch)
Field Supplied Comply with
PVC/CPVC Sch. 40 CAN/CGA
Fittings or Ap- B149.1 & ULC-
proved Equal

Vent screens are not ULC S636 Certified.

Friction fit vent screens inside termination fitting is to avoid debris and/or small animals from entering vent.

Primer shall be used when installing System 636® and other PVC/CPVC products at temperatures below 32

Primer is required in some jurisdictions regardless of temperature, verify with your local authority having jurisdiction.

Use only System 636 cements and primers; substituting other cements and primers will void IPEX's certification and
warranty; (see OEM's literature).

For Schedule 40 PVC/CPVC any glue and primer approved by your local authority having jurisdiction may be substituted.
Approved PVC/CPVC Termination Components
Product
Description
PVC/CPVC- FGV
Concentric Vent Kit
w/ vent screen
Low Profile
Termination Kit
3" and 4" SCH 40
(Solid Core) PVC/
CPVC TEE w/ vent
screen
3" and 4" SCH 40
(Solid Core) PVC/
CPVC 90° EL w/ vent
S636 screen
3" and 4" SCH 40
(Solid Core) PVC/
CPVC 45° EL w/ vent
S636 screen
Friction fit vent
screen (3" and 4")
3" and 4" SCH 40
(Solid Core) PVC/
CPVC Snorkel vent
S636 w/ vent screen
KB Series Manual
Diagram
Equivalent
Lengths (Ft.)
20
5
5
5
2.5
0
10
O O
F (0 C).
35