Energy Star Certified Navien Tankless
  • Navien Tankless

Navien Premium Condensing Tankless Water Heater (NPE)

Sleek Design, Powerful Features

Model: TKLS-NAV 1 Star2 Stars3 Stars4 Stars5 Stars
  • Energy Star Certified
  • NPE-180A, NPE-210A & NPE-240A models available
  • Dual stainless steel heat exchangers
  • Low NOx emissions (= 20ppm)
  • Ultra condensing efficiency
  • ½” gas pipe capable up to 24’
SKU: TKLS-NAV Categories: ,
  • Description
  • Warranty Information
  • Resources

Product Description

Endless hot water supply on demand
Because Condensing Tankless Water Heater heats water as it passes through the unit and doesn’t need to store it, you will have an endless supply of hot water on demand. When there is a demand for hot water, the unit senses the flow and starts the heating process. This results in hot water that is not limited to what”s available in your tank, so you always have clean, hot water when you want it for as long as you need it with Condensing Tankless Water Heater!

Front Panel Command Center

  • Self-diagnostics
  • Displays temperature and water flow rate
  • Displays status of cascade operation
  • Convertible display from °F to °C
  • User Friendly Interface
  • Easy setup

Remote Control (Optional)

  • Hot water temperature control
  • Recirculation timer setting
  • Function to set the number of initial activating water heaters forcascade system
  • Temperature set-up for cascade system with external tanks.

Ultra Condensing Efficiency

  • ½” gas pipe capable up to 24’
  • Field convertible gas system
  • Ultra condensing efficiency
  • Dual stainless steel heat exchangers
  • Low NOx emissions (= 20ppm)
  • SCH 40, 2” venting up to 60’
  • Cascading capable
  • Navien’s Condensing Technology offers the high efficiency.
  • Money and energy savings over a tank type water heaters and traditional water heaters.

Two Stainless Steel Heat Exchangers

  • Provide longer life expectancy as they are highly resistance to corrosion and erosion compared to copper heat exchangers.
  • Reduce minerals deposits.

Low NOx Emissions (= 20ppm)

  • New metal fiber burner is designed to deliver a consistent air/gas mixture improving combustion efficiency.
  • Result in less acid rain and less green house effect.
  • Comply with SCAQMD 1146.2 strict NOx emissions standard.

2” PVC, CPVC, Polyprophylene Venting Up To 60’

  • 2” venting option allows for a flue to be pulled through the existing vent.
  • 3” vents can be used up to 150’ with standard 2” x 3” adapters.

Utilizes Existing 1/2″ Gas Line

  • The negative pressure gas valve and fan with dual venturi operation allows for better adaptability to low gas pressure applications.
  • Makes it possible for the NPE to be installed ½” gas lines up to 24’.

Field Convertible

  • NPE models allow for easy convertibility from NG to LP.

Less Water Press Drop

  • Simple modular for water path minimizes water pressure drop.
  • Modular design for water path make maintenance easier and service can be performed easily in the field.

Intelligent Preheating Technology

  • Recognizes hot water usage patterns to intelligently provide hot water when needed.
If the heat exchanger fails within 15 years, the original registered owner will receive a new heat exchanger. This tankless unit also has a 5-Year Parts Warranty on all functional parts and 1 year on labor.

Financing Options

No matter your financial situation, we want to make sure you can keep your home comfortable. DeMark Home Ontario has partnered with leading financial institutions in the area to provide affordable financing options with low monthly payments.

Easy Rentals...

get total piece of mind with our High Efficiency Furnace and Air Conditioner Rental Program.

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Customer Rating of 5.0
based on 24 Google reviews

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Upgrading to a high-efficiency heating and cooling system offers more than energy savings.

Take advantage of these rebates today!

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This item comes with absolutely free standard installation. We’ll ensure that the product is completely installed to code and fully functioning prior to leaving.

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Great news! Receive a brand new digital thermostat absolutely free when renting this HVAC product from DeMark Home Ontario.

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Great news! When renting a furnace or air conditioner, you’ll get your first 2 months absolutely rent free.

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Great news! When renting a furnace and air conditioner together, you’ll get your first 3 months absolutely rent free.

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This product carries a manufacturer warranty and we’re happy to explain it in full to you. Feel free to get in touch with us for more information or see the Warranty Information tab for more information

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If your order is placed and confirmed by 11am, we can have your HVAC product installed within the same day.

Certain conditions apply, not available on all products.

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Great news! When renting a qualifying water heater, you’ll get your first 2 months absolutely rent free.

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This water heater is subject to reduced rental rates based on the DHO discount program. Save money on your bill every single month!

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Save money on this item when buying it along with a qualifying high-efficiency furnace or air conditioner.

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Promotional code can be found on the eFlyer, Brochure or promotional email that you received from us.

*If you are an existing customer please refer to the mail or email that was sent to you after the installation of your equipment as it contains your promotional code. If you are having troubles locating it please call us and one of our Customer Service Representatives will be happy to assist you.

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  • Please fill out the form below in order to schedule service and be sure that your request will be processed promptly and you will hear back from us shortly.
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Notice for Power Vent Water Heater Customers

Effective August 2007, gas code requires technicians working on venting to replace black ABS vent pipe with white UL-certified vent pipe.

We will upgrade your venting pipes at no additional cost.

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