miniSTEPThe MiniSTEP is an economically priced complete package that includes the environmental control, the contactor panel, temperature sensor and a full set of wiring diagrams. No hidden costs. The MiniSTEP is a temperature controller designed specifically for a freestanding hoop greenhouse with a 2-speed fan and a high gable louver

The MiniSTEP is easy to install and to operate. The heating and cooling stages are already set, and if you want to change the temperatures it’s as easy as pushing a few buttons.

New Feature! The MiniSTEP now has two temperature setpoints: day and night. Since 80% of heating occurs at night this means big savings for you plus it mimics nature resulting in improved crop quality.


  • Uniform plant growth.
  • Coordinates heating and cooling.
  • Reduces fuel costs.
  • Increases productivity.
  • Simplifies control and maintenance.


  • Four stage electronic control.
  • Two temperature settings.
  • Adjustable temperature, mode and output status.
  • LCD display of current temperature, mode and output status.
  • Keypad provides easy programming and operation.
  • Fahrenheit or Celsius.
  • Voltage Input: 120 VAC, 50 / 60 Hz.
  • Pre-wired contactor panel.
  • Complete set of installation blue prints: control schematics, one-line power lay out, conduit and wiring layout.
  • Solar shielded temperature sensor with 75′ of shielded cable.


One Free-Standing Hoop House One EnvironmentOne MiniSTEP Control
Equipment Status
Heat stage
-Gas fired unit heaters on (1-2 heaters) – HAF fans on
Set point -HAF fans on
Cooling Stage 1 -HAF fans on-Upper gable louver open-Two speed exhaust fan on low
Cooling Stage 2 – Side vent or motorized shutters open-LST vent control-Upper gable louver closes-Two speed exhaust fan on high-HAF fans off
Cooling Stage 3 -Single speed exhaust fan on-Evaporative pad pump on-Side vent open- Two speed fan on high


Protect your greenhouseand crop.

WeatherGuard override system takes the worryout of wind, rain and snow. It is designed to override normal operations toclose vents or retract shade systems when high winds, cold weather, rain orsnow might cause damage.

Alarm Manager protects your crops byimmediately notifying you when the conditions become dangerous and threatenyour livelihood. Alarm Manager instantly starts calling the programmed phonenumbers when the conditions reach your predefined level or if there is a power outage. In order touse an Alarm Manager with your MiniSTEP you need to add a thermostat to signalthe Alarm Manager when the temperature is at risk.