Raypak Raytherm™ Low NOx Hydronic Boilers

  • Sizes: 181,000 to 264,000 BTUH
  • Cast-iron Headers with Copper Finned Tube Heat Exchanger
  • 82% efficiency, CAT I venting
  • NOx emissions under 55 PPM
  • Stainless Steel Burners
  • Spark-to-Pilot Ignition
  • Available for Natural Gas Only

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