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Endless Hot Water Supply

Navien Condensing 98% Tankless Water Heaters provide an unlimited amount of hot water at a steady temperature, whenever you need it, for as long as you need it

Ultra Condensing Efficiency

Because this product boasts the industry's
highest efficiency, rating (98%) means customers can cash in on low annual operating costs as well as receive the best payback,

compared with conventional tankless or tank-type water heaters. Navien's Condensing 98% Tankless also enjoys the highest gallons-per-minute (GPM) when comparing input BTUs.

  • The Ultimate in Energy Efficiency with Hi-Tech Comfort
  • Endless Hot Water Supply
  • Ultra Condensing Efficiency 98%
  • Built-in Circulation System ("A" model only) ECO Navien Technology
  • Extended Lifecycle
  • PVC Venting & Easy Installation
  • Optimal and Stable Operation
  • Leak Detector
  • Air Intake Filter
  • Space Saving

Navien CR-180A

  • Input 15,000~150,000 BTU/h
  • Thermal Efficiency 98.8%
  • Energy Factor 0.98
  • Flow Rate At 35˚F Rise : 8.4 GPM
  • At 45˚F Rise : 6.5 GPM
  • At 77˚F Rise : 3.8 GPM

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Navien CR-210A

  • Input 17,000~175,000 BTU/h
  • Thermal Efficiency 98%
  • Energy Factor 0.95
  • Flow Rate At 35˚F Rise : 9.8 GPM
  • At 45˚F Rise : 7.6 GPM
  • At 77˚F Rise : 4.5 GPM

Brochure

Navien CR-240A

  • Input 17,000~199,000 BTU/h
  • Thermal Efficiency 97.3%
  • Energy Factor 0.98
  • Flow Rate At 35˚F Rise : 11 GPM
  • At 45˚F Rise : 8.6 GPM
  • At 77˚F Rise : 5.0 GPM

Brochure

Navien CR-180

  • Input 15,000~150,000 BTU/h
  • Thermal Efficiency 98.8%
  • Energy Factor 0.98
  • Flow Rate At 35˚F Rise : 8.4 GPM
  • At 45˚F Rise : 6.5 GPM
  • At 77˚F Rise : 3.8 GPM

Brochure

Navien CR-210

  • Input 17,000~175,000 BTU/h
  • Thermal Efficiency 98.8%
  • Energy Factor 0.98
  • Flow Rate At 35˚F Rise : 9.8 GPM
  • At 45˚F Rise : 7.6 GPM
  • At 77˚F Rise : 4.5 GPM

Brochure

Navien CR-240

  • Input 17,000~199,000 BTU/h
  • Thermal Efficiency 97.3%
  • Energy Factor 0.95
  • Flow Rate At 35˚F Rise : 11 GPM
  • At 45˚F Rise : 8.6 GPM
  • At 77˚F Rise : 5.0 GPM

Brochure

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