HVAC

Refractory Specialties offers a wide range of products to fit your Residential, Commercial, and Industrial HVAC equipment. With a long history of serving this industry we offer many solutions to solve your insulating needs with an extremely knowledgeable Technical support team.

Applications include:

  • Boilers
  • Radiant Heaters
  • Warm Air Furnaces
  • Pool Heaters
  • Water Heaters

Manufacturing capabilities

RSI materials can be formed as boards, sleeves, combustion chambers and any custom shape. In addition, RSI has a wide range of machining capabilities for added details and tight tolerances. Insulation Boards may be surface treated to provide additional erosion or chemical resistance for use in hostile environments. A majority of our materials can have hardware molded or installed into them to provide easy installation.

Featured Products


  • C-Cast
    Gemcolite NS
    Solulite
    Surface Coatings

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