NPE-180S certifications


high efficiency Condensing Tankless Water Heater

  • 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
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NPE‑S: the inside story

NPE‑S: the inside story
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