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Rinnai EX38DTWP

Rinnai 36,500 BTU Propane Direct Vent Wall Furnace White 117W 263 CFM 120V

SKU: EX38DTWP
Product ID: 60219
$2,935.80 - $2,935.80
$2,935.80
$2,935.80 - $2,935.80
$2,935.80

Product Details Rinnai 36,500 BTU Propane Direct Vent Wall Furnace White 117W 263 CFM 120V EX38DTWP Rinnai’s fully modulating direct-vent wall ...

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Rinnai V53DEP

Rinnai 120,000 BTU Propane Tankless Heater Outdoor High Efficiency 120V

SKU: V53DEP
Product ID: 60204
$667.49 - $667.49
$667.49
$667.49 - $667.49
$667.49

Product Details Rinnai 120,000 BTU Propane Tankless Heater Outdoor High Efficiency 120V V53DeP The Rinnai Value Series V53De Tankless Water...

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Rinnai 224359

Rinnai Roof Discharge Termination Kit 2/4" Condensing Concentric Vent 20"

SKU: 224359
Product ID: 60747
$95.00 - $95.00
$95.00
$95.00 - $95.00
$95.00

Product Details Rinnai Roof Discharge Termination Kit 2/4" Condensing Concentric Vent 20" 224359 The Rinnai 224359 is a 2/4-inch condensin...

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Rinnai EI-189

Rinnai Sparker Ignitor / Black Box Replacement for Water Heaters

SKU: EI-189
Product ID: 60736
$66.49 - $66.49
$66.49
$66.49 - $66.49
$66.49

Product Details Rinnai Sparker Ignitor / Black Box Replacement for Water Heaters EI‑189 The Rinnai EI‑189 Sparker Ignitor, also known as the Bl...

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Rinnai 103000121

Rinnai Laser Vent Guide Kit Installation Tool For Tankless Water Heaters

SKU: 103000121
Product ID: 60846
$125.00 - $125.00
$125.00
$125.00 - $125.00
$125.00

Product Details Rinnai Laser Vent Guide Kit Installation Tool For Tankless Water Heaters 103000121 The Rinnai Laser Vent Guide Kit Installation ...

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Rinnai 103000070

Rinnai Gas Conversion Kit NG To LP For V94I Tankless Water Heaters

SKU: 103000070
Product ID: 60732
$65.00 - $65.00
$65.00
$65.00 - $65.00
$65.00

Product Details Rinnai Gas Conversion Kit NG To LP For V94I Tankless Water Heaters 103000070 Convert your Rinnai V94I tankless water heater fro...

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Rinnai 104000226

Rinnai Gas Conversion Kit NG To LP For V65E VC Tankless Water Heaters

SKU: 104000226
Product ID: 60730
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit NG To LP For V65E VC Tankless Water Heaters 104000226 Convert your Rinnai V65E (VC) tankless water he...

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Rinnai 104000225

Rinnai Gas Conversion Kit NG To LP For V65i VC Tankless Water Heaters

SKU: 104000225
Product ID: 60729
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit NG To LP For V65i VC Tankless Water Heaters 104000225 Convert your Rinnai V65i (VC) tankless water h...

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Rinnai 104000222

Rinnai Gas Conversion Kit NG To LP For RL94e‑VC Tankless Water Heaters

SKU: 104000222
Product ID: 60726
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit NG To LP For RL94e‑VC Tankless Water Heaters 104000222 Convert your Rinnai RL94e‑VC tankless water h...

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Rinnai 104000217

Rinnai Gas Conversion Kit NG To LP For RL75i / V75i Tankless Water Heaters

SKU: 104000217
Product ID: 60723
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit NG To LP For RL75i / V75i Tankless Water Heaters 104000217 Convert your Rinnai tankless water heater ...

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Rinnai 104000216

Rinnai Gas Conversion Kit LP To NG For RL94e VC Tankless Water Heater

SKU: 104000216
Product ID: 60722
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit LP To NG For RL94e VC Tankless Water Heater 104000216 Convert your Rinnai RL94e (VC) tankless water h...

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Rinnai 104000180

Rinnai Gas Conversion Kit LP To NG For Tankless Water Heaters

SKU: 104000180
Product ID: 60718
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit LP To NG For Tankless Water Heaters 104000180 Upgrade your Rinnai tankless water heater from propane ...

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Rinnai 104000174

Rinnai Gas Conversion Kit LP To NG For R94LSE-VB Tankless Water Heater

SKU: 104000174
Product ID: 60713
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit LP To NG For R94LSE-VB Tankless Water Heater 104000174 Convert your tankless water heater safely and e...

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Rinnai 109001250

Rinnai Front Panel Replacement For RE Series Indoor Tankless Water Heaters

SKU: 109001250
Product ID: 60833
$62.79 - $62.79
$62.79
$62.79 - $62.79
$62.79

Product Details Rinnai Front Panel Replacement For RE Series Indoor Tankless Water Heaters 109001250 The Rinnai Front Panel Replacement For RE S...

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Rinnai REU-EZC-3

Rinnai EZ Connect Cable For SENSEI RX And RXP Series Tankless Water Heaters

SKU: REU-EZC-3
Product ID: 60829
$90.00 - $90.00
$90.00
$90.00 - $90.00
$90.00

Product Details Rinnai EZ Connect Cable For SENSEI RX And RXP Series Tankless Water Heaters REU-EZC-3 The Rinnai EZ Connect Cable For SENSEI RX ...

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Rinnai 104000172

Rinnai Gas Conversion Kit LP To NG For R75e / R75LSi Tankless Water Heater

SKU: 104000172
Product ID: 60711
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Gas Conversion Kit LP To NG For R75e / R75LSi Tankless Water Heater 104000172 The Rinnai 104000172 Gas Conversion Kit is...

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Rinnai 109000262

Rinnai Front Panel Cover For RL75e And RL94e VC Tankless Water Heaters

SKU: 109000262
Product ID: 60828
$96.06 - $96.06
$96.06
$96.06 - $96.06
$96.06

Product Details Rinnai Front Panel Cover For RL75e And RL94e VC Tankless Water Heaters 109000262 The Rinnai Front Panel Cover For RL75e And RL94...

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Rinnai 103000074

Rinnai Gas Conversion Kit NG To LP For V94E Tankless Water Heater

SKU: 103000074
Product ID: 60707
$83.00 - $83.00
$83.00
$83.00 - $83.00
$83.00

Product Details Rinnai Gas Conversion Kit NG To LP For V94E Tankless Water Heater 103000074 The Rinnai 103000074 Gas Conversion Kit is a genuin...

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Rinnai Conversion Kit NG To LP For RUS65e Tankless Water Heaters

SKU: 103000066
Product ID: 60702
$83.00 - $83.00
$83.00
$83.00 - $83.00
$83.00

Product Details Rinnai Conversion Kit NG To LP For RUS65e Tankless Water Heaters 103000066 Easily convert your Rinnai tankless water heater fro...

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Rinnai 103000065

Rinnai Conversion Kit NG To LP For RUCS65i Tankless Water Heaters

SKU: 103000065
Product ID: 60701
$83.00 - $83.00
$83.00
$83.00 - $83.00
$83.00

Product Details Rinnai Conversion Kit NG To LP For RUCS65i Tankless Water Heaters 103000065 Enhance the versatility of your Rinnai RUCS65i tank...

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Rinnai 103000064

Rinnai Conversion Kit NG To LP For RUS75e Tankless Water Heater

SKU: 103000064
Product ID: 60700
$83.00 - $83.00
$83.00
$83.00 - $83.00
$83.00

Product Details Rinnai Conversion Kit NG To LP For RUS75e Tankless Water Heater 103000064 Upgrade or adapt your tankless water heating system wi...

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Rinnai PCD11-SHS

Rinnai Pipe Cover For Sensei RX RXP Series Tankless Water Heaters Silver

SKU: PCD11-SHS
Product ID: 60820
$240.00 - $240.00
$240.00
$240.00 - $240.00
$240.00

Product Details Rinnai Pipe Cover For Sensei RX RXP Series Tankless Water Heaters Silver PCD11-SHS The Rinnai Pipe Cover For Sensei RX RXP Series ...

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Rinnai 103000081

Rinnai Conversion Kit LP And NG For SENSEI RU160e Tankless Water Heaters

SKU: 103000081
Product ID: 60634
$64.00 - $64.00
$64.00
$64.00 - $64.00
$64.00

Product Details Rinnai Conversion Kit LP And NG For SENSEI RU160e Tankless Water Heaters 103000081 The Rinnai 103000081 is a genuine OEM gas conve...

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Rinnai 103000049

Rinnai Conversion Kit LP To NG For RUR98i Tankless Water Heater

SKU: 103000049
Product ID: 60686
$80.00 - $80.00
$80.00
$80.00 - $80.00
$80.00

Product Details Rinnai Conversion Kit LP To NG For RUR98i Tankless Water Heater 103000049 The Rinnai 103000049 Gas Conversion Kit is a genuine ...

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Rinnai has spent more than a century refining gas and electric appliances around a single idea: deliver heat and hot water the moment they are called for, without the standby waste of older equipment. That engineering focus is why contractors reach for the brand when a job demands consistent output and a long service life, and it is the standard we hold every Rinnai product on this page to.

This collection brings the Rinnai range together in one place so you can match the right system to the property in front of you. Whether you are sizing hot water for a busy household, planning a heating retrofit, or sourcing a replacement for an aging unit, you are working with equipment built to current efficiency standards and supported the way a premium purchase should be. We treat every order as a project to get right, and our team is here when you need guidance on fit, configuration, or compatibility.

Why Choose Rinnai from HVAC Store?

•  Comprehensive warranty coverage on Rinnai equipment gives you peace of mind on every purchase.

•  Expert technical support helps you confirm sizing, fuel type, and configuration before you buy.

•  A curated Rinnai range built to the efficiency and performance standards professionals rely on.

•  Tailored guidance from a team that treats your install as a project worth getting right.

You Might Also Like

•  Tankless Water Heaters - Compare on-demand water heating across brands and BTU outputs to find the right capacity for your property.

•  Electric Heat Pump Water Heaters - See high-efficiency electric water heating that pulls ambient heat to cut energy use over a tank's lifespan.

•  Boilers - Browse residential and light commercial boilers for hydronic heating and combined heating and hot water applications.

•  Rinnai Parts - Source genuine Rinnai conversion kits, vent components, and replacement parts to service and maintain your equipment.

Best Rinnai Systems for...

High-Demand Households

The best Rinnai system for a high-demand household is a condensing tankless water heater, which delivers continuous hot water without the recovery lag of a storage tank. For homes running several fixtures at once, look to the 199,000 BTU SENSEI models for the largest draw.

Energy-Conscious Replacements

The best Rinnai option for an energy-conscious replacement is an electric heat pump water heater, which moves ambient heat into the tank instead of generating it directly. A residential heat pump model suits homes converting from older electric or gas storage tanks to lower long-term operating costs.

Hydronic and Radiant Heating

The best Rinnai equipment for hydronic and radiant heating is a gas boiler, which heats water for distribution through radiators, baseboards, or in-floor loops. Match the unit to the system's load and layout; Rinnai boilers serve both heating-only and combined heating and hot water setups.

Supplemental Room Heating

The best Rinnai choice for supplemental room heating is a direct vent wall furnace, which warms a single space without ducting and vents combustion gases straight outside. A natural gas or propane wall furnace delivers zoned warmth in additions, garages, and rooms the central system struggles to reach.

FAQ

How long does a Rinnai tankless water heater last?

A Rinnai tankless water heater typically lasts 15 to 20 years with proper installation and annual maintenance, well beyond the 10 to 12 years expected from a conventional storage tank. Lifespan depends heavily on water quality and upkeep, so annual flushing and descaling, especially in hard-water areas, is what keeps a unit performing across that span.

How often should I flush a Rinnai tankless water heater?

Flush a Rinnai tankless water heater at least once a year to clear mineral scale from the heat exchanger. Homes with hard water or heavy hot water demand benefit from more frequent flushing, while a household with soft water can often extend the interval to every two to three years. Both condensing and non-condensing models require the same annual service.

What is the difference between condensing and non-condensing Rinnai models?

Condensing Rinnai models use a second heat exchanger to capture residual heat from exhaust gas, reaching higher efficiency (UEF up to roughly 0.96 to 0.98) and allowing flexible PVC venting, but they require a condensate drain. Non-condensing models use a single heat exchanger, cost less upfront, and need metal venting. The SENSEI condensing line covers the high-efficiency end of this collection.

How do I size a Rinnai tankless water heater?

Size a Rinnai tankless water heater by adding the flow rates of the fixtures you expect to run at once, then matching that total to the model's output at your required temperature rise. A shower draws roughly 2 to 2.5 GPM, so two showers plus a sink can mean 5 GPM, and colder groundwater raises the temperature rise the unit must cover. Higher demand points toward the 199,000 BTU models.

Will a Rinnai tankless water heater work during a power outage?

No, a Rinnai tankless water heater will not operate during a power outage, because the unit relies on electronic ignition and controls to heat water on demand. Homes in outage-prone areas can pair the unit with a compatible battery backup to maintain hot water when the power is down. This applies to gas tankless models across the range.

Are Rinnai tankless water heaters worth it?

Rinnai tankless water heaters are worth it for households that want endless on-demand hot water, lower standby energy loss, and a longer service life, though they carry a higher upfront and installation cost than a storage tank. Because the unit heats water only when needed and lasts up to 20 years, the long-term value tends to favor homes with steady or high hot water use over the equipment's lifespan.

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