TSD-2-144IG Air Curtain

Twelve-Seventeen Door • 2 Motors • 144" Wide • Indirect Gas

TSD-2-144IG Air Curtain
TSD-2-144IG Air Curtain | Made in the USA

144” Twelve-Seventeen Door (TSD) indirect gas heated air curtain. Our TSD line of industrial air doors provide an air barrier for larger dock doors and other ground level doors. Designed for doors up to 17 feet high. Learn more about our industrial air curtains here.

Indirect Gas
Max Install Height

At a Glance

Single Incremental Widths

4' to 30'

MAX Installation Height


Heavy Duty Motors

3 HP

Key Design Features

  • Outer cabinet constructed of 18-gauge 304 stainless steel with #3 finish
  • 3 HP TEAO (Totally Enclosed Air Over) direct-drive single-speed motor(s)
  • High-efficiency discharge plenum with adjustable air foil vane (+/-20˚)
  • Top and bottom access panels for servicing and removal of motor-blower assembly
  • NEMA 12 control panel with factory installed magnetic motor starter, overload relays, and control transformer
  • Factory mounted 18-gauge 304 stainless steel transition duct(s)
  • AGA/CGA labeled gas heater(s) with power exhaust, direct spark ignition, and tubular heat exchangers
  • Convertible open and closed combustion
  • Natural gas or propane fuel types
  • Standard single point power connection

Recommended Air Curtain Controls

  • Activation by 24V magnetic door switch
  • Toggle disconnect switch
  • Hand/Off/Auto selector switch
  • Heat On/Off selector switch
  • Digital thermostat

360 View

360 View | TSD-2-144IG | Air Curtain | 144” Twelve-Seventeen Door Indirect Gas Heated
TSD-2-144IG | Performance Table
MODELNumber of HeatersInput mbtu / Hour
per Heater
Total Output
mbtu / Hour
Temp. Rise (˚F)Weight (lbs)

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.