Rinnai Parts & Components

oof Flashing Assembly-Flat For roof installations. Zero clearance to combustibles. Rinnai water heater and boiler applications: Pitch: 0 (Flat) Color: Chrome Size: - Material: Metal

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

CVent Elbow D4 x 90degree

CVent Elbow D4 x 45degree (2 in a box)

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.

Kenneth. Sat Nov 21 2020

Pipe Clamp Rinnai Venting Pipe Clamp supporting concentric venting and easy of installation. Rinnai water heater and boiler applications. Pitch: N/A Color: White Size: Dia.4""~5"" Material: Plastic

Worked well. Janet. Paris, ON. Fri Feb 06 2026

Thimble (1 piece per box) Rinnai wall thimble support the ease of installation. Rinnai water heater and boiler applications. Pitch: N/A Color: Silver Size: N/A Material: Metal

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.

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. Ubbink Polypropylene concentric venting delivers a professional solution with improved safety and convenience. This accessory allows for 19.5 in concentric vent pipe extension.

This worked perfectly for our tanless water heater. William. Abilene, KS. Mon Nov 29 2021

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.

Works. Richard. Alexandria, ON. Fri Jul 18 2025

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.

Worked perfectly. Janet. Paris, ON. Fri Feb 06 2026

extension 3”-39”

2/4 (60/100) Condensing 90 Degree Diverter Nose

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Fits on my unit. Plumber comes soon to install the rest of the piping. If anything changes, I'll update.. Cameron. Red Deer, AB. Tue Sep 02 2025

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.

Delivery was fine have not been able to install yet!. Tom. Kanata, ON. Sat Dec 19 2020

Rinnai direct vent wall furnaces must vent the flue gases to the outdoors. The flue manifold kit helps vent these gases through an exterior wall between 9-1/2 to 15-3/4 inches thick.

I got these on a whim, to try them out and very much enjoyed them. My supply is almost out and I will purchase them again. I am healthy and feel good, and it may or may not be because of these capsules.. Marcy S.. Wed Mar 31 2021

Ubbink Non-Condensing concentric venting delivers a professional solution with improved convenience.

Anonymous. Fri Dec 26 2025

We had to have these parts for our new heater but couldn't find it anywhere. Without it, we were in a mess. The one we tried to order before Wayfair purchase, was smashed in transit. This arrived within 2 days and 2 days later we had heat!. Michelle. Walsenburg, CO. Tue Dec 20 2022

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

perfect unit for our needs no problems with the instalation. Arnold. ON. Thu Dec 17 2015

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Little high for what it is, but as I was always taught its not what it is, its what it does.. and this did the job to get my Value On Demand installed so I am happy. Kenneth. US. Fri Mar 17 2023

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.

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Kevin. Sicamous, BC. Tue Dec 07 2021

Elbow 3" 45 (2x)

Roof Term. Extn. Kit Non-Cond. Units

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.

Anonymous. Wed May 01 2024

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

So far still working great good quality. Sophia. London, ON. Fri May 19 2023

Vent Elbow 6”-87

Condensate Collector (6" length)

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Exactly what I needed for the job and great price too. John. Sun Dec 07 2025

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Pipe cover bottom plate (Commercial)

2/4 (60/100) Condensing Horizontal Termination Kit 21”

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.

The Rinnai scale cutter can be used with Tankless Water Heaters and Combi Boilers. It works by simply preventing the amount of minerals found in potable water to prevent lime-scale buildup and corrosion that can diminish hot water performance within the appliance. The Scale Cutter offers similar benefits of traditional water softeners.

A closely spaced tee is a hydraulic separator that separates the boiler loop from the central heating loop. Hydraulic separators allow for no pump curve matching or flow calculation and is ideal for multi-temperature and multi-zone systems.

Perfect fit for the Rinnai combi boiler-I couldn’t find it anywhere quicker and needed it asap !!! Had it delivered in a day!. Richard. Newcastle, ME. Tue May 19 2026

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

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.

Control-R Wi-Fi Module w/Push Button, Temperature Sensor and Pump

elbow 6”-45 (2x)

Tile/Shingle Flashing, 6/12 to 12/12 For Tile/Shingle roof installations. Zero clearance to combustibles. Rinnai water heater and boiler applications: Pitch: 6/12 to 12/12 Color: Black Size: - Material: Plastic

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.

Commerical Neutralizer Tank With Media

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.

Kit, Conversion RU130e

I was impressed with the accurate description of a difficult to find product, and the speed it was delivered at a fair price.. Anonymous. Fri Jul 28 2023

Precisely engineered accessories can add even more reliability, convenience and flexibility to Rinnai Tankless Water Heaters. With Rinnai Common Venting, up to eight 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.