Rinnai 224051 10” Plastic Vent Pipe Extension for Non-Condensing Tankless Water Heaters

- Item #: BCI1840462

Offer Ends

Originally $41.00, You Save 39%
Free Shipping on orders over $49.00!
1120 In Stock
Ships Tomorrow, by December 23rd


Please select a finish

Earn 25 points with the purchase of this product Learn More

and earn 350pts

Questions about Rinnai 224051?

Contact us for advice or more details. Our product specialists are here to help.

10” Plastic Vent Pipe Extension for Non-Condensing Tankless Water Heaters

Rinnai's unique Ubbink concentric venting system provides maximum performance, safety, and ease of installation. Compatible with all indoor Rinnai water heater models, except the 98 series which utilizes separate intake and exhaust venting.

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
  • Compatible With All Indoor Rinnai Water Heater Models EXCEPT The R98 Series
  • Zero Clearance To Combustibles
  • Easy Assembly
  • Elbow May Be Required For Venting Applications
  • Can be Cut To Size
  • Professional Installation Recommended


  • Length: 10"

Additional Rinnai Links

Our SKU: Rinnai 224051

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

  • Rinnai 224051

*Denotes a finish or option that has been discontinued

Rinnai 224051 Product Specifications

CSA Approved Yes
Configuration Straight Pipe
Length 10
Product Weight 2

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.

Buy the Rinnai 224051 at Build.com. Research Rinnai 224051 online. Find Rinnai 224051 features and specifications. Get the best deal by comparing the Rinnai 224051 today.

Recently viewed items
× Shipping Rates & Methods

The cost to ship items varies by item, shipment and shipping option.

Free Ground Shipping on Orders Over $49 *

Standard ground shipping transit time is 5-7 business days.

Free Freight Shipping on Orders Over $1500 *

Curb side delivery (also called freight or "LTL" shipping) is reserved for large, heavy, or oversized items like chandeliers, bathtubs, shower doors, etc. Items are palletized and loaded onto a large truck for shipment, and delivered to your curb by scheduled appointment. Transit time is 7-10 business days.

* For exact shipping costs, add the product(s) to your cart and enter your zip code. All offers pertain to the lower 48 states and do not include deliveries to Alaska, Hawaii or Canada.

Learn more about shipping rates and policies