Sigma Extension Exhaust Shutter keeping your hard work safe

keeping your hard work safe and out of harm's way

Refine your facility's environmental control with industrial-grade aluminum intake power shutters

Its robust design makes it one of the highest-valued shutter options currently available for agricultural and industrial settings

The direct-drive motor is backed by a 2-year warranty

helping you maintain the comfortable environment necessary for healthy plants in Sungrow

Sigma Extension Exhaust Shutter keeping your hard work safeLength Extension of 6. 5 ft. for Planta Urban and Planta Sigma models. This product comes strictly as the extension for the Planta Sigma and Planta Urban models. Splitter doors and manual windows are not included BASELINE MODEL