Rinnai 184162PP 38" Roof Discharge Termination

- Item #: BCI1840545

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38" Roof Discharge Termination

The Rinnai 184162PP, Roof Discharge Terminal has an all plastic concentric bi-flow vent pipe assembly length of 3" and is only to be used as part of the vent system for a Rinnai RC80i, RC80HPi, RC98i and RC98HPi Condensing Tankless Water Heater. The upper assembly is 20" long and runs up above the roof line penetration. The lower assembly is 18" long and runs down below the roof line penetration. Purchase of this assembly also includes one supporting vent pipe clamp. This vent fitting requires zero clearance to combustibles.

Plastic Outer Vent For Intake

  • Easy To Cut Compared To Stainless Steel
  • Dent And Impact Resistant
  • Corrosion-Proof
  • Non-Flammable Material (ul94-V0)
  • Seamless Extruded Materials
  • Casted Elbows And Adapters
  • White Semi-Gloss Finish (Eu Ral 9016)

Aluminum Inner Vent For Exhaust

  • Easy To Cut Compared To Stainless Steel
  • Stable, Thick-Walled Material
  • Dent And Crease Resistant
  • Not Affected By Scratches
  • Seamless Extruded Material
  • No Weld lines
  • Thick-Walled, Casted Elbows And Adapters
  • Lightweight
  • Seal Rings With Maximum Temperature 400°F (Approx. 200°C)


  • GSA Approved
  • 20" Section Above Roof Line
  • 18" Section Below Roof Line
  • Zero Clearance To Combustibles
  • Engineered Especially For Gas Appliance Venting
  • Positive Fit And Lock Allows For Installation Assurance
  • Two Layers Of Pipe Equals Two Layers Of Protection
  • Seals At Every Joint Expand And Contract With Weather And Temperature Changes, So There's No Flexing Or Cracking In The Venting
  • No Flammable, Messy Or Harmful Glues, Cements, Or Solvents Are Used
  • Single Penetration Through Wall For Both Intake And Exhaust
  • Professional Installation Recommended


  • Depth: 4-7/8"

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Our SKU: Rinnai 184162PP

This product is listed under the following manufacturer number(s):

  • Rinnai 184162PP

*Denotes a finish or option that has been discontinued

Manufacturer Resources

Installation Resource Center

Whether you are installing the product yourself or hiring a professional, our installation Resource Center has everything you need to get your project done. Visit the Installation Resource Center to get started.

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