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or employed in soilless media
Our Hydrogen Peroxide Liquid Oxygen H2O2
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Number of Replaced Workers: 75
Ruck 6" Back Draught Damper for Ducting Active Aqua or employed in soilless mediaBack Draught Shutter for 6" Duct Systems The Ruck 6" 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
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