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The Master Group sells only in Canada.

Old Models


  • A single 50 3/4" H x 59" W x 89" D cabinet size with a common 50 1/2" W x 80 5/8" D footprint means simple installation
  • Specify units for cooling only, cooling with electric heat, and cooling with gas heat
  • Two-stage heat/two-stage cool provides ultimate comfort
  • Convertibility for side or down airflow discharge, with single-enthalpy economizers used on either application
  • Choose from a wide range of factory-installed options and standards like BAS with Novar® controls, dirty filter and disconnect switches, barometric relief and power exhaust, phase monitors, smoke detectors, stainless steel heat exchangers, and much more
  • The dual-circuit reliability of two compressors with independent refrigeration circuits, electronic spark ignition, and power-vented combustion
  • Install these compact units almost anywhere there’s a curb, slab, roof rack, or frame
  • Each unit is completely charged with R-22—wired, piped, and tested
  • All units are assembled and delivered on rigid, full-perimeter base rails, allowing for 3-way forklift access and overhead rigging
  • Tool-free maintenance with features like hinged doors for all-access panels, slide-out blower and blower motor tray, and self-tensioning blower belt
  • IAQ features like foil-faced insulation, pitched roof, and removable drain pan
  • Can be ordered practically ready for immediate installation

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