Tankless 1&2 Bathroom

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Tankless Water Heater for 1 or 2 Bath Home

Navien NPE-180A2, 180S2 / Noritz NR98

Info
- - If you are new to tankless water heaters please click here to get a 30,000 foot view of a top quality tankless system.
  - The A model is very similar to the S model but it has a built-in recirculation pump and buffer tank. If you are confused click here.
  - The recirculation pump and buffer tank work seamlessly to give you instant and continuous hot water without cold water interruptions.
  - Overall the units operate with less maintenance and repairs.
  - If you want instant hot water, no cold water interruptions and low cost of ownership this unit is for you.
- Pros
  - This unit is perfect for a small house with 2-3 people in the home. Sometimes this can vary depending on water usage.
  - In my opinion this unit is the best unit on the market. It has the lowest call back rate and has the most features of any brand on the market.
  - Over time this unit will cost you less in maintenance and repairs. Trouble free operation is a huge benefit.
- Cons
  - This unit is extremely expensive compared to other units without the pump or buffer tank.
  - expect to spend an extra 25%-40% for this unit.
  - The unit is larger than units with out the pump and buffer tank

Navien NPE-180A2, 180S2 / Noritz NR98

Efficiency

Energy Star Rating: Navien – 180A2 95%, 180S2 96% efficient
Energy Star Rating: Noritz NR98 82% efficient
Navien and Noritz: Condensing Technology

Performance

(NR98) Gas Consumption Ranges from 16,000
BTUh to 199,900 BTUh
(NPE 180A2-180S2) 10,000 BTUh to 150,000 BTUh
(NR98) Flow Rates-9.8 gpm
(NPE 180A2-180S2) Flow Rates- 8.4 gpm
(NR98) Durable Steel Casting With Polyester Coating with A Copper Heat Exchanger (NPE 180A2-180S2) Cold Rolled Carbon Steel Casing with a Primary & Secondary Stainless Steel Heat Exchanger

Safety Systems

Navien- APS, Ignition Operation Detector, Water Temperature
High Limit Switch, Exhaust Temperature High Limit Sensor,
Power Surge Fuse
Noritz- Flame Sensor, Overheat Prevention Device,
Lightning Protection Device, Freeze Protection,
Condensate Overfill, Fan Rotation Detector

Gas Line

(NPE 180A2-180S2) ½ inch up to 24 feet
(NR98) ½ inch up to 24 feet

Warranty

Navien-Labor 1 Year, Parts 5 Years, Heat Exchanger 15 Years
Noritz-Labor 1 Year, Parts 3 Years, Heat Exchanger 12 Years

Navien NPE-180A2, 180S2 / Noritz NR98

- Info
  - If you are new to tankless water heaters please click here to get a 30,000 foot view of a top quality tankless system.
  - The A model is very similar to the S model but it has a built-in recirculation pump and buffer tank. If you are confused click here.
  - The recirculation pump and buffer tank work seamlessly to give you instant and continuous hot water without cold water interruptions.
  - Overall the units operate with less maintenance and repairs.
  - If you want instant hot water, no cold water interruptions and low cost of ownership this unit is for you.
- Pros
  - This unit is perfect for a small house with 2-3 people in the home. Sometimes this can vary depending on water usage.
  - In my opinion this unit is the best unit on the market. It has the lowest call back rate and has the most features of any brand on the market.
  - Over time this unit will cost you less in maintenance and repairs. Trouble free operation is a huge benefit.
- Cons
  - This unit is extremely expensive compared to other units without the pump or buffer tank.
  - expect to spend an extra 25%-40% for this unit.
  - The unit is larger than units with out the pump and buffer tank

Navien NPE-180A2, 180S2 / Noritz NR98

Efficiency

Energy Star Rating: Navien – 180A2 95%, 180S2 96% efficient
Energy Star Rating: Noritz NR98 82% efficient
Navien and Noritz: Condensing Technology

Performance

(NR98) Gas Consumption Ranges from 16,000
BTUh to 199,900 BTUh
(NPE 180A2-180S2) 10,000 BTUh to 150,000 BTUh
(NR98) Flow Rates-9.8 gpm
(NPE 180A2-180S2) Flow Rates- 8.4 gpm
(NR98) Durable Steel Casting With Polyester Coating with A Copper Heat Exchanger (NPE 180A2-180S2) Cold Rolled Carbon Steel Casing with a Primary & Secondary Stainless Steel Heat Exchanger

Safety Systems

Navien- APS, Ignition Operation Detector, Water Temperature
High Limit Switch, Exhaust Temperature High Limit Sensor,
Power Surge Fuse
Noritz- Flame Sensor, Overheat Prevention Device,
Lightning Protection Device, Freeze Protection,
Condensate Overfill, Fan Rotation Detector

Gas Line

(NPE 180A2-180S2) ½ inch up to 24 feet
(NR98) ½ inch up to 24 feet

Warranty

Navien-Labor 1 Year, Parts 5 Years, Heat Exchanger 15 Years
Noritz-Labor 1 Year, Parts 3 Years, Heat Exchanger 12 Years

Navien NPE-180A2, 180S2 / Noritz NR98

- Info
  - If you are new to tankless water heaters please click here to get a 30,000 foot view of a top quality tankless system.
  - The A model is very similar to the S model but it has a built-in recirculation pump and buffer tank. If you are confused click here.
  - The recirculation pump and buffer tank work seamlessly to give you instant and continuous hot water without cold water interruptions.
  - Overall the units operate with less maintenance and repairs.
  - If you want instant hot water, no cold water interruptions and low cost of ownership this unit is for you.
- Pros
  - This unit is perfect for a small house with 2-3 people in the home. Sometimes this can vary depending on water usage.
  - In my opinion this unit is the best unit on the market. It has the lowest call back rate and has the most features of any brand on the market.
  - Over time this unit will cost you less in maintenance and repairs. Trouble free operation is a huge benefit.
- Cons
  - This unit is extremely expensive compared to other units without the pump or buffer tank.
  - expect to spend an extra 25%-40% for this unit.
  - The unit is larger than units with out the pump and buffer tank

Navien NPE-180A2, 180S2 / Noritz NR98

Efficiency

Energy Star Rating: Navien – 180A2 95%, 180S2 96% efficient
Energy Star Rating: Noritz NR98 82% efficient
Navien and Noritz: Condensing Technology

Performance

(NR98) Gas Consumption Ranges from 16,000
BTUh to 199,900 BTUh
(NPE 180A2-180S2) 10,000 BTUh to 150,000 BTUh
(NR98) Flow Rates-9.8 gpm
(NPE 180A2-180S2) Flow Rates- 8.4 gpm
(NR98) Durable Steel Casting With Polyester Coating with A Copper Heat Exchanger (NPE 180A2-180S2) Cold Rolled Carbon Steel Casing with a Primary & Secondary Stainless Steel Heat Exchanger

Safety Systems

Navien- APS, Ignition Operation Detector, Water Temperature
High Limit Switch, Exhaust Temperature High Limit Sensor,
Power Surge Fuse
Noritz- Flame Sensor, Overheat Prevention Device,
Lightning Protection Device, Freeze Protection,
Condensate Overfill, Fan Rotation Detector

Gas Line

(NPE 180A2-180S2) ½ inch up to 24 feet
(NR98) ½ inch up to 24 feet

Warranty

Navien-Labor 1 Year, Parts 5 Years, Heat Exchanger 15 Years
Noritz-Labor 1 Year, Parts 3 Years, Heat Exchanger 12 Years

Navien NPE-180A2, 180S2 / Noritz NR98

- Info
  - If you are new to tankless water heaters please click here to get a 30,000 foot view of a top quality tankless system.
  - The A model is very similar to the S model but it has a built-in recirculation pump and buffer tank. If you are confused click here.
  - The recirculation pump and buffer tank work seamlessly to give you instant and continuous hot water without cold water interruptions.
  - Overall the units operate with less maintenance and repairs.
  - If you want instant hot water, no cold water interruptions and low cost of ownership this unit is for you.
- Pros
  - This unit is perfect for a small house with 2-3 people in the home. Sometimes this can vary depending on water usage.
  - In my opinion this unit is the best unit on the market. It has the lowest call back rate and has the most features of any brand on the market.
  - Over time this unit will cost you less in maintenance and repairs. Trouble free operation is a huge benefit.
- Cons
  - This unit is extremely expensive compared to other units without the pump or buffer tank.
  - expect to spend an extra 25%-40% for this unit.
  - The unit is larger than units with out the pump and buffer tank

Navien NPE-180A2, 180S2 / Noritz NR98

Efficiency

Energy Star Rating: Navien – 180A2 95%, 180S2 96% efficient
Energy Star Rating: Noritz NR98 82% efficient
Navien and Noritz: Condensing Technology

Performance

(NR98) Gas Consumption Ranges from 16,000
BTUh to 199,900 BTUh
(NPE 180A2-180S2) 10,000 BTUh to 150,000 BTUh
(NR98) Flow Rates-9.8 gpm
(NPE 180A2-180S2) Flow Rates- 8.4 gpm
(NR98) Durable Steel Casting With Polyester Coating with A Copper Heat Exchanger (NPE 180A2-180S2) Cold Rolled Carbon Steel Casing with a Primary & Secondary Stainless Steel Heat Exchanger

Safety Systems

Navien- APS, Ignition Operation Detector, Water Temperature
High Limit Switch, Exhaust Temperature High Limit Sensor,
Power Surge Fuse
Noritz- Flame Sensor, Overheat Prevention Device,
Lightning Protection Device, Freeze Protection,
Condensate Overfill, Fan Rotation Detector

Gas Line

(NPE 180A2-180S2) ½ inch up to 24 feet
(NR98) ½ inch up to 24 feet

Warranty

Navien-Labor 1 Year, Parts 5 Years, Heat Exchanger 15 Years
Noritz-Labor 1 Year, Parts 3 Years, Heat Exchanger 12 Years

Navien NPE-180A2, 180S2 / Noritz NR98

- Info
  - If you are new to tankless water heaters please click here to get a 30,000 foot view of a top quality tankless system.
  - The A model is very similar to the S model but it has a built-in recirculation pump and buffer tank. If you are confused click here.
  - The recirculation pump and buffer tank work seamlessly to give you instant and continuous hot water without cold water interruptions.
  - Overall the units operate with less maintenance and repairs.
  - If you want instant hot water, no cold water interruptions and low cost of ownership this unit is for you.
- Pros
  - This unit is perfect for a small house with 2-3 people in the home. Sometimes this can vary depending on water usage.
  - In my opinion this unit is the best unit on the market. It has the lowest call back rate and has the most features of any brand on the market.
  - Over time this unit will cost you less in maintenance and repairs. Trouble free operation is a huge benefit.
- Cons
  - This unit is extremely expensive compared to other units without the pump or buffer tank.
  - expect to spend an extra 25%-40% for this unit.
  - The unit is larger than units with out the pump and buffer tank

Navien NPE-180A2, 180S2 / Noritz NR98

Efficiency

Energy Star Rating: Navien – 180A2 95%, 180S2 96% efficient
Energy Star Rating: Noritz NR98 82% efficient
Navien and Noritz: Condensing Technology

Performance

(NR98) Gas Consumption Ranges from 16,000
BTUh to 199,900 BTUh
(NPE 180A2-180S2) 10,000 BTUh to 150,000 BTUh
(NR98) Flow Rates-9.8 gpm
(NPE 180A2-180S2) Flow Rates- 8.4 gpm
(NR98) Durable Steel Casting With Polyester Coating with A Copper Heat Exchanger (NPE 180A2-180S2) Cold Rolled Carbon Steel Casing with a Primary & Secondary Stainless Steel Heat Exchanger

Safety Systems

Navien- APS, Ignition Operation Detector, Water Temperature
High Limit Switch, Exhaust Temperature High Limit Sensor,
Power Surge Fuse
Noritz- Flame Sensor, Overheat Prevention Device,
Lightning Protection Device, Freeze Protection,
Condensate Overfill, Fan Rotation Detector

Gas Line

(NPE 180A2-180S2) ½ inch up to 24 feet
(NR98) ½ inch up to 24 feet

Warranty

Navien-Labor 1 Year, Parts 5 Years, Heat Exchanger 15 Years
Noritz-Labor 1 Year, Parts 3 Years, Heat Exchanger 12 Years

Navien NPE-180A2, 180S2 / Noritz NR98

Info

If you are new to tankless water heaters please click here to get a 30,000 foot view of a top quality tankless system.

The A model is very similar to the S model but it has a built-in recirculation pump and buffer tank. If you are confused click here.

The recirculation pump and buffer tank work seamlessly to give you instant and continuous hot water without cold water interruptions.

Overall the units operate with less maintenance and repairs.

If you want instant hot water, no cold water interruptions and low cost of ownership this unit is for you.

Pros

This unit is perfect for a small house with 2-3 people in the home. Sometimes this can vary depending on water usage.

In my opinion this unit is the best unit on the market. It has the lowest call back rate and has the most features of any brand on the market.

Over time this unit will cost you less in maintenance and repairs. Trouble free operation is a huge benefit.

Cons

This unit is extremely expensive compared to other units without the pump or buffer tank.

expect to spend an extra 25%-40% for this unit.

Navien NPE-180A2, 180S2 / Noritz NR98

Efficiency

Energy Star Rating: Navien – 180A2 95%, 180S2 96% efficient
Energy Star Rating: Noritz NR98 82% efficient
Navien and Noritz: Condensing Technology

Performance

(NR98) Gas Consumption Ranges from 16,000
BTUh to 199,900 BTUh
(NPE 180A2-180S2) 10,000 BTUh to 150,000 BTUh
(NR98) Flow Rates-9.8 gpm
(NPE 180A2-180S2) Flow Rates- 8.4 gpm
(NR98) Durable Steel Casting With Polyester Coating with A Copper Heat Exchanger (NPE 180A2-180S2) Cold Rolled Carbon Steel Casing with a Primary & Secondary Stainless Steel Heat Exchanger

Safety Systems

Navien- APS, Ignition Operation Detector, Water Temperature
High Limit Switch, Exhaust Temperature High Limit Sensor,
Power Surge Fuse
Noritz- Flame Sensor, Overheat Prevention Device,
Lightning Protection Device, Freeze Protection,
Condensate Overfill, Fan Rotation Detector

Gas Line