Ruck 12" Back Draught Damper for Ducting CO2 that is saturated with light

that is saturated with light from an HPS source

while a proprietary driver dims from 0-100% in 20% increments

voltage drop is usually a non-issue at 277V or higher

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Ruck 12" Back Draught Damper for Ducting CO2 that is saturated with lightBack Draught Shutter for 12" Duct Systems The Ruck 12" Back Draught Damper is an essential component for maintaining efficient airflow in ventilation systems. Built with a durable galvanized sheet steel housing, it prevents reverse airflow by automatically sealing off when the fan is off. The spring loaded aluminum flaps respond to active airflow and remain closed when idle, assisted by a secure rubber seal. This back draught shutter is suitable for