Indoor, Vertical (Upflow) Split System Provides Efficient Heating, Cooling and/or Makeup Air, 150 - 400 MBH (heat)/5 - 20 DX cooling

Reznor's CAUA gas-fired, upflow, blower-type, power-vented, separated combustion heaters are available in six sizes ranging from 150,000 to 400,000 BTUH gas input for use with either natural or propane gas. The model CAUA line of heaters is design-certified by the Canadian Standards Association (CSA) for installation in the U.S. and Canada.

CAUA Product Literature


Key features of the CAUA

  • Orifices for natural gas
  • Centrifugal blower
  • Burner rack with inshot burners
  • Direct ignition with 100% lockout
  • Single-stage combination gas valve
  • 230/1/60 supply voltage


The CAUA can be used in many markets including:

  • Retail
  • Offices
  • Showrooms
  • Workshops
  • Schools
  • Exhibition Halls
  • Hospital/Medical
  • Sports Facilities
  • Churches
  • Water Treatment
  • Transportation Terminals
  • Industrial Manufacturing

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