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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 2/4" x 19.5" Condensing Vent Pipe Extension - 229319

Rinnai 2/4" x 19.5" Condensing Vent Pipe Extension - 229319

SKU #: RIN229319   |   MPN #: 229319

Regular price $43.58
Sale price $43.58 Regular price $0.00
MSRP: $43.58

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Rinnai 2/4" x 10" Condensing Vent Pipe Extension - 229318

Rinnai 2/4" x 10" Condensing Vent Pipe Extension - 229318

SKU #: RIN229318   |   MPN #: 229318

Regular price $34.57
Sale price $34.57 Regular price $0.00
MSRP: $34.57

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Rinnai 2/4" Condensing 90 degrees Elbow - 229233

Rinnai 2/4" Condensing 90 degrees Elbow - 229233

SKU #: RIN229233   |   MPN #: 229233

Regular price $38.17
Sale price $38.17 Regular price $0.00
MSRP: $38.17

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Rinnai 2/4" Condensing Horizontal Starter Adapter - 229252

Rinnai 2/4" Condensing Horizontal Starter Adapter - 229252

SKU #: RIN229252   |   MPN #: 229252

Regular price $43.58
Sale price $43.58 Regular price $0.00
MSRP: $43.58

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Rinnai 2/4" Condensing Horizontal Termination Kit, 21" - 229032

Rinnai 2/4" Condensing Horizontal Termination Kit, 21" - 229032

SKU #: RIN229032   |   MPN #: 229032

Regular price $87.77
Sale price $87.77 Regular price $0.00
MSRP: $89

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Rinnai 2/4" Condensing Wall Termination, 21" w/ 2 Wall Plates - 229033

Rinnai 2/4" Condensing Wall Termination, 21" w/ 2 Wall Plates - 229033

SKU #: RIN229033   |   MPN #: 229033

Regular price $54.40
Sale price $54.40 Regular price $0.00
MSRP: $54.40

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Rinnai 2/4" Condensing 45 degrees Elbow (2 Pack) - 229208

Rinnai 2/4" Condensing 45 degrees Elbow (2 Pack) - 229208

SKU #: RIN229208   |   MPN #: 229208

Regular price $51.70
Sale price $51.70 Regular price $0.00
MSRP: $51.70

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Rinnai 2/4" Condensing Roof Discharge Termination, 20" Above Roof - 224359

Rinnai 2/4" Condensing Roof Discharge Termination, 20" Above Roof - 224359

SKU #: RIN224359   |   MPN #: 224359

Regular price $94.82
Sale price $94.82 Regular price $0.00
MSRP: $95

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Rinnai 2/4" Condensing Horizontal Termination Kit, 12" - 229031

Rinnai 2/4" Condensing Horizontal Termination Kit, 12" - 229031

SKU #: RIN229031   |   MPN #: 229031

Regular price $85.06
Sale price $85.06 Regular price $0.00
MSRP: $86

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Rinnai 2/4" Condensing Vertical Starter Adapter - 227413

Rinnai 2/4" Condensing Vertical Starter Adapter - 227413

SKU #: RIN227413   |   MPN #: 227413

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

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Rinnai 90 degrees Vent Pipe Elbow in White - 224063

Rinnai 90 degrees Vent Pipe Elbow in White - 224063

SKU #: RIN224063   |   MPN #: 224063

Regular price $75.74
Sale price $75.74 Regular price $0.00
MSRP: $75.74

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Rinnai 2/4 60/100 Vent Support Bracket - 224056

Rinnai 2/4 60/100 Vent Support Bracket - 224056

SKU #: RIN224056   |   MPN #: 224056

Regular price $67.88
Sale price $67.88 Regular price $0.00
MSRP: $67.88

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Rinnai 2"/4" Thimble - 224055

Rinnai 2"/4" Thimble - 224055

SKU #: RIN224055   |   MPN #: 224055

Regular price $83.44
Sale price $83.44 Regular price $0.00
MSRP: $83.44

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Rinnai 19.5" Vent Pipe Extension - 224052

Rinnai 19.5" Vent Pipe Extension - 224052

SKU #: RIN224052   |   MPN #: 224052

Regular price $88.92
Sale price $88.92 Regular price $0.00
MSRP: $88.92

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Rinnai Vent Support Bracket - 224049

Rinnai Vent Support Bracket - 224049

SKU #: RIN224049   |   MPN #: 224049

Regular price $66.49
Sale price $66.49 Regular price $0.00
MSRP: $66.49

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Rinnai Universal Bug Guard - 224042

Rinnai Universal Bug Guard - 224042

SKU #: RIN224042   |   MPN #: 224042

Regular price $185.24
Sale price $185.24 Regular price $0.00
MSRP: $185.24

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Rinnai Wall Thimble for Indoor Tankless Water Heaters in - 224045

Rinnai Wall Thimble for Indoor Tankless Water Heaters in - 224045

SKU #: RIN224045   |   MPN #: 224045

Regular price $92.41
Sale price $92.41 Regular price $0.00
MSRP: $92.41

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Rinnai 2"/4" Metal Pipe Clamp - 169013

Rinnai 2"/4" Metal Pipe Clamp - 169013

SKU #: RIN169013   |   MPN #: 169013

Regular price $75.29
Sale price $75.29 Regular price $0.00
MSRP: $75.29

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Rinnai FC Series 10,000 BTU Indoor Vent-Free Natural Gas Convection Heater - FC510N

Rinnai FC Series 10,000 BTU Indoor Vent-Free Natural Gas Convection Heater - FC510N

SKU #: RINFC510N   |   MPN #: FC510N

Regular price $1,266.49
Sale price $1,266.49 Regular price $0.00
MSRP: $1,346

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Rinnai FC Series 24,000 BTU Indoor Vent-Free Liquid Propane Gas Convection Heater - FC824P

Rinnai FC Series 24,000 BTU Indoor Vent-Free Liquid Propane Gas Convection Heater - FC824P

SKU #: RINFC824P   |   MPN #: FC824P

Regular price $1,521.84
Sale price $1,521.84 Regular price $0.00
MSRP: $1,621

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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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