SUZHOU KELSEN AIR FILTRATION SYSTEM CO., LTD.  

Product Name: Zero Leakage Air Tight Damper Bubble Tight Damper ASME N510 Model NO.: BTD Material: Stainless Steel Actuator: Manual, Electric Driven, Pneumatic Driven Trademark: OEM Transport Package: Carton Specification: Customized Origin: China Product Description Low Leakage Bubble Tight Damper for Bio SafeApplicable in Safe Chnage Filter Housing (Bag-In/Bag-Out), P3/P4 lab