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Rinnai Tankless Water Heater Installation and Operation Manual 29
1. Direct Vent (Concentric Pipe and Twin Pipe)





Manufacturer Phone Web Site
Ubbink 800-621-9419 
 877-434-3432 
Heat-Fab 800-772-0739 
Metal Fab 800-835-2830 
IPEX U.S.: 800-463-9572
Canada: 866-473-9462


DuraVent 800-835-4429 
 800-232-5690 
 877-955-4805 
 800-995-2222 
Manufacturer
Manufacturer
Part number
Product
Description
Diagram
Horizontal
Vertical
Equivalent
Length (ft)
2 in. /4 in. CONCENTRIC VENT TERMINATIONS
UBBINK
US/ Canada
229031/ 229012NPP
229032/ 229013NPP


5
224359/224356NPP


5
710202NPP
(Use
with Wall Terminal)
5
710215NPP
(Use
with Wall Terminal)
5
IPEX

FGV Concentric Vent Kit (16 in. length) 20
1906005PVC


FGV Concentric Vent Kit (16 in. length) 20
196105PVC

196125
FGV Concentric Vent Kit (40 in. length) 20
196125PVC



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