CHD-3-120 Air Curtain

Chameleon Heavy Duty • 3 Motors • 120" Wide • Unheated

CHD-3-120 Air Curtain
CHD-3-120 Air Curtain | Made in the USA CHD-3-120 Air Curtain | Intertek ETL Listed C US

120” Chameleon Heavy Duty (CHD) unheated air curtain. Preserve the appearance of entryways with a flush-mounted air door. Our Chameleon Heavy Duty above ceiling air doors are designed for taller customer entry doors (up to 14 feet high.)

Max Install Height
Above Ceiling

At a Glance

Single Incremental Widths

3' to 12'

MAX Installation Height


Heavy Duty Motors

3/4 HP

Key Design Features

  • Heavy duty 3/4 HP motors,1630 rpm each. Dual speed
  • Galvanized fans.
  • High efficiency discharge plenum ensures that air being discharged fills the entire width and height of the opening. This also lowers the unit’s operational sound level.
  • White powder coated decorative intake grille
  • Directional air foil vane factory set to facilitate deflection of air stream +/-20 degrees.
  • Includes control panel

Recommended Air Curtain Controls

  • LOW / OFF / HIGH switch
  • Magnetic Door Switch for activation
  • Time delay relay

360 View

360 View | CHD-3-120 | Air Curtain | 120” Chameleon Heavy Duty (CHD) Unheated
CHD-3-120 | Performance Table
MODELNozzle Width (in.)Max. FPM
at Nozzle
Avg. FPMMax. CFMCFM at NozzleOutlet Velocity UniformityNumber of MotorsMotor
Weight (lbs)
Un / Heated
CHD-3-120120H 4218
L 2837
H 3174
L 2134
H 9668
L 6503
H 7614
L 5127
94%33/4550 / 570

Cost Savings Calculator

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Air Curtain Selector

This tool is designed to help you find the best air curtain
for your situation by asking a few basic questions.