Sigma Gen III Extension Commercial This all-in-one package makes it

This all-in-one package makes it easier to source compatible greenhouse ventilation components together rather than purchasing each item individually

• 8 white metal hangers

This unit is engineered to deliver high efficiency without the noise of shutter flapping

Smooth Performance: Employs nylon bushings and solid shafts for quiet and consistent operation

For those looking to automate their airflow

Sigma Gen III Extension Commercial This all-in-one package makes itLength Extension of 6. 5 ft. for Planta Sigma Gen III models. This product comes strictly as an extension for the Planta Sigma and Planta Urban models. Splitter doors and manual windows are not included BASELINE MODEL