
Bio-Containment Bubble Tight Isolation Damper for Bag-in Bag-out Housing. Zero Leakage Performance: Bubble tight damper with 0 leakage at 2.5 Kpa for high-risk biosafety labs. Premium SUS304 Construction: Frame made of SUS 304 stainless steel with 3mm blade thickness. Customizable Flange Design: Flange thickness of 5mm available in round or square shapes for duct matching. Silicon Rubber Sealing: Blade sealed with silicon rubber ring for maximum air tightness. DOP Test Capability: Available for DOP testing to ensure filter integrity and safety. Wide Size Range: Available from minimum 152mm to maximum 900mm diameter. Versatile Actuator Options: Available in electric or manual bubble tight damper configurations. Comprehensive Technical Support: After-sales service includes technical support for installation and maintenance.