Ruck 6" Back Draught Damper for Ducting Active Aqua 69% RH Cigar Tier: The

69% RH Cigar Tier: The lower of the two settings Integra publishes for cigars and humidors

or employed in soilless media

Our Hydrogen Peroxide Liquid Oxygen H2O2

The Cultivator frame features a rubber nose pad which holds the frames comfortably for hours

No-Ox Sachet in Every Wrapper: An oxygen absorber sits inside the clear wrapper and is discarded once the pack is opened

Ruck 6" Back Draught Damper for Ducting Active Aqua 69% RH Cigar Tier: TheBack 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