Features & Benefits of Johnson Air-Rotation Systems

Hover over a red dot to learn about the features of a Johnson Air-Rotation Unit.

  • Turning vanes factory installed in outlet.
  • Two high temperature limits on indirect fired system as part of UL listing standards.
  • Fully insulated cabinet.
  • 18 gauge exterior panels.
  • External filters for ease of maintenance.
  • Fully welded, foam insulated triple-pitch drain pan, 307 stainless steel.
  • UL approved stainless steel double-wall flue piping.
  • Adjustable horizontal and vertical discharge louvers.
  • No induced draft fan required.” alt=”No induced draft fan required.
  • Access doors to internal components for inspection & servicing.
  • 1/8” angle iron, painted frame” alt=”1/8” angle iron, painted frame
  • Manufactured in the USA.
  • Premium high-efficiency airfoil axial fan assembly.
  • Slab type cooling coils for ease of inspection & cleaning.
  • Single-point electrical connection.
  • Controls and wiring done in-house.
  • Stainless steel, multi-pass heat exchanger made in-house.

Turning vanes factory installed in outlet. Two high temperature limits on indirect fired system as part of UL listing standards. Fully insulated cabinet. 3-4 mil enamel paint. 18 gauge exterior panels. External filters for ease of maintenance. Fully welded, foam insulated triple-pitch drain pan, 307 stainless steel. UL approved stainless steel double-wall flue piping. Adjustable horizontal and vertical discharge louvers. No induced draft fan required. Access doors to internal components for inspection & servicing 1/8” angle iron, painted frame Manufactured in the USA Premium high-efficiency airfoil axial fan assembly Slab type cooling coils for ease of inspection & cleaning Single-point electrical connection Controls and wiring done in-house Stainless steel, multi-pass heat exchanger made in-house