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Collection: Rinnai

Rinnai has been innovating home and water heating since 1920, offering high-efficiency tankless water heaters, boilers, and HVAC systems. Known for reliability, advanced technology, and eco-friendly performance, Rinnai products deliver endless hot water, precise heating, and long-lasting comfort.

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145 products

Rinnai Scale Cutter Replacement Filter in Chrome - 103000039

Rinnai Scale Cutter Replacement Filter in Chrome - 103000039

SKU #: RIN103000039   |   MPN #: 103000039

Regular price $227.64
Sale price $227.64 Regular price $0.00
MSRP: $240

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Rinnai ScaleCutter 3/4 in. Water Conditioning System in Chrome - 103000038

Rinnai ScaleCutter 3/4 in. Water Conditioning System in Chrome - 103000038

SKU #: RIN103000038   |   MPN #: 103000038

Regular price $431.06
Sale price $431.06 Regular price $0.00
MSRP: $456

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Rinnai Horizontal Flashing Panel in - 102000012

Rinnai Horizontal Flashing Panel in - 102000012

SKU #: RIN102000012   |   MPN #: 102000012

Regular price $27.50
Sale price $27.50 Regular price $0.00
MSRP: $27.50

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Rinnai 3" Room Air Screen - 108000105

Rinnai 3" Room Air Screen - 108000105

SKU #: RIN108000105   |   MPN #: 108000105

Regular price $86.11
Sale price $86.11 Regular price $0.00
MSRP: $86.11

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Rinnai Shingle Roof Flashing (1/12 to 16/12 Pitch) - 189958

Rinnai Shingle Roof Flashing (1/12 to 16/12 Pitch) - 189958

SKU #: RIN189958   |   MPN #: 189958

Regular price $102.36
Sale price $102.36 Regular price $0.00
MSRP: $102.36

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Rinnai Retrofit Wall Plate in Grey - 188486

Rinnai Retrofit Wall Plate in Grey - 188486

SKU #: RIN188486   |   MPN #: 188486

Regular price $23.90
Sale price $23.90 Regular price $0.00
MSRP: $23.90

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Rinnai Retrofit Wall Plate in Black - 188485

Rinnai Retrofit Wall Plate in Black - 188485

SKU #: RIN188485   |   MPN #: 188485

Regular price $21.04
Sale price $21.04 Regular price $0.00
MSRP: $21.04

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Rinnai Retrofit Wall Plate in White - 188481

Rinnai Retrofit Wall Plate in White - 188481

SKU #: RIN188481   |   MPN #: 188481

Regular price $21.04
Sale price $21.04 Regular price $0.00
MSRP: $21.04

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Rinnai Venting Pipe Clamp - 169044

Rinnai Venting Pipe Clamp - 169044

SKU #: RIN169044   |   MPN #: 169044

Regular price $17.43
Sale price $17.43 Regular price $0.00
MSRP: $17.43

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Rinnai Roof Flashing Assembly (Flat Roof) in Chrome - 146141

Rinnai Roof Flashing Assembly (Flat Roof) in Chrome - 146141

SKU #: RIN146141   |   MPN #: 146141

Regular price $57.11
Sale price $57.11 Regular price $0.00
MSRP: $57.11

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Rinnai Standard Control for Tankless Water Heaters in White - MC-601-W

Rinnai Standard Control for Tankless Water Heaters in White - MC-601-W

SKU #: RINMC601W   |   MPN #: MC-601-W

Regular price $182.45
Sale price $182.45 Regular price $0.00
MSRP: $194

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Rinnai Condensate Neutralizer Kit in Chrome - 804000074

Rinnai Condensate Neutralizer Kit in Chrome - 804000074

SKU #: RIN804000074   |   MPN #: 804000074

Regular price $215.73
Sale price $215.73 Regular price $0.00
MSRP: $215.73

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Rinnai Rubber Wall Plate in White - 710342

Rinnai Rubber Wall Plate in White - 710342

SKU #: RIN710342   |   MPN #: 710342

Regular price $18.36
Sale price $18.36 Regular price $0.00
MSRP: $18.36

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Rinnai Tile/Shingle Roof Flashing (6/12 to 12/12 Pitch) in Black - 50171961

Rinnai Tile/Shingle Roof Flashing (6/12 to 12/12 Pitch) in Black - 50171961

SKU #: RIN50171961   |   MPN #: 50171961

Regular price $123.47
Sale price $123.47 Regular price $0.00
MSRP: $123.47

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Rinnai Tile/Shingle Roof Flashing (1/12 to 6/12 Pitch) in Black - 50171949

Rinnai Tile/Shingle Roof Flashing (1/12 to 6/12 Pitch) in Black - 50171949

SKU #: RIN50171949   |   MPN #: 50171949

Regular price $123.47
Sale price $123.47 Regular price $0.00
MSRP: $123.47

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Rinnai 2/4" (60/100) Rubber Wall Plate in Black - 710192

Rinnai 2/4" (60/100) Rubber Wall Plate in Black - 710192

SKU #: RIN710192   |   MPN #: 710192

Regular price $20.27
Sale price $20.27 Regular price $0.00
MSRP: $20.27

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Rinnai 2/4" (60/100) Rubber Wall Plate in White - 710265

Rinnai 2/4" (60/100) Rubber Wall Plate in White - 710265

SKU #: RIN710265   |   MPN #: 710265

Regular price $20.27
Sale price $20.27 Regular price $0.00
MSRP: $20.27

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Rinnai 39" 2/4 Condensing Vent Pipe Extension - 229320

Rinnai 39" 2/4 Condensing Vent Pipe Extension - 229320

SKU #: RIN229320   |   MPN #: 229320

Regular price $48.99
Sale price $48.99 Regular price $0.00
MSRP: $48.99

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Rinnai Flashing for Metal Roof - 242141

Rinnai Flashing for Metal Roof - 242141

SKU #: RIN242141   |   MPN #: 242141

Regular price $186.70
Sale price $186.70 Regular price $0.00
MSRP: $191

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Rinnai Tile/Shingle Roof Flashing (8/12 to 16/12 Pitch) - 50171954

Rinnai Tile/Shingle Roof Flashing (8/12 to 16/12 Pitch) - 50171954

SKU #: RIN50171954   |   MPN #: 50171954

Regular price $123.47
Sale price $123.47 Regular price $0.00
MSRP: $123.47

Special Order

Rinnai FAQ

What types of water heaters does Rinnai offer?

Rinnai provides a wide range of tankless water heaters, including compact non-condensing models, high-capacity units for large homes, and electric tankless water heaters, all designed for energy-efficient, on-demand hot water.

Are Rinnai tankless water heaters energy-efficient?

Yes, Rinnai tankless water heaters heat water only when needed, reducing utility bills and greenhouse gas emissions while providing continuous hot water for multiple showers or appliances.

What is a Rinnai combi boiler?

A Rinnai combi boiler combines space heating and on-demand hot water in a single compact unit, offering high efficiency, user-friendly controls, and ENERGY STAR-certified performance.

Can Rinnai water heaters support large homes?

Yes, high-capacity Rinnai tankless water heaters deliver up to 5 gallons per minute, allowing multiple showers or appliances to run simultaneously without running out of hot water.

Do Rinnai products support modern HVAC systems?

Rinnai’s hydronic air handlers and direct vent furnaces integrate with tankless water heaters and boilers to provide efficient heating, hot water, and energy savings, even in homes without ductwork.

How reliable are Rinnai tankless water heaters?

Rinnai water heaters are built for long-term durability, often lasting twice as long as traditional tank heaters. Each unit is tested before shipping and comes with a 1-year labor warranty, with optional extended coverage.

Is installation and service support available for Rinnai products?

Yes, Rinnai offers local service, a full network of trained installers, and reliable access to parts, making it easy to select, install, and maintain tankless water heaters.

Can Rinnai water heaters improve home comfort?

Absolutely. Their tankless hot water heaters provide endless hot water, precise temperature control, and efficient heating, helping families enjoy a consistent, comfortable lifestyle.

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