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Description
2 in. / 4 in. x 19.5 in. Plastic Condensing Vent Pipe Extension KitPrecisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to 8 tankless water heater units share the same vent system. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single unit tankless water heater venting. California residents see Prop 65 WARNINGS Concentric venting reduces install
Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to 8 tankless water heater units share the same vent system. This allows for significantly fewer wall or roof cuts, less labor, and longer vent lengths than ever possible with single-unit tankless water heater venting.- California residents
- Concentric venting reduces install time and costs
- Water heater accessories
- Easy assembly/adjustment
- Concentric venting allows for secure connection
- 2 in. / 4 in. condensing vent pipe extension 19.5 in.
- For use with Sensei Se+ tankless water heaters (condensing) and m-series boilers
- White finish
- Package quantity: 1
- Plastic construction
- 1-year limited warranty
- *Note. Rinnai is changing the language in its warranty terms and conditions found in the current User Installation manuals. The existing statement will be replaced by the following: “This Limited Warranty applies only to products that are installed in the United States and Canada. Improper installation may void this Limited Warranty. It is recommended that a trained and qualified professional who has attended a Rinnai installation training class complete your installation.” All warranties (old or new manual) will be honored as written above.
Features
| Item Weight | 1.65 |
| Includes | No Additional Items Included |
| Pack Size | 1 |
| Finish Family | White |
| Returnable | 180-Day |
| Vent Part Type | Straight Vent |
| Product Weight (lb.) | 1.65 |
| Material | Plastic |
| For Use With | Gas Tankless |
| Product Height (in.) | 4.33 |
| Product Depth (in.) | 20.08 |
| Product Width (in.) | 4.52 |
| Manufacturer Warranty | 1 Year limited warranty |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.7 ★★★★★
Based on 9 reviews
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Product Reviews
★★★★★ 5
Great quality shirt.
Size: XX-Large, Color: Butter
Nice quality and fits great, very comfortable.
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Reviewed in the United States on May 1, 2026
★★★★★ 5
Fits great.
Size: Large, Color: Dark Heather
Very good quality. Fits (large) , 6’-1, 187 pds at an excellent price.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 2, 2026
★★★★★ 5
Costa Black Tee.
Size: Large, Color: Black
Perfect Fit, even after Washing. Thanks for a Great Tee.
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Reviewed in the United States on May 21, 2026
★★★★★ 5
5 star
Size: XX-Large, Color: Butter
Great product with great cost
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Reviewed in the United States on May 4, 2026
★★★★★ 4
Beware the shrinkage
Size: X-Large, Color: Chill
This shirt came looking as expected and the quality was good but it ran a bit small. I had to give it to my dad and it looks great on him!
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Reviewed in the United States on September 1, 2025