
Custom Size Stainless Steel Pass Box for Cleanroom Projects. Customizable Dimensions: Inside diameter and standard size can be customized to fit specific requirements. Durable SS304 Construction: Constructed from high-quality stainless steel 304 for excellent durability and sealing. HEPA Filtration: Features Camfil HEPA filters or as required to ensure clean air flow. Dual Interlock System: Mechanical or electrical interlock prevents cross-contamination during material transfer. Low Noise Operation: Operates quietly with noise levels between 40-60db for lab environments. OEM and ODM Services: Full customization available from samples or designs with dedicated R&D support. Flexible Payment Terms: Accepts LC, T/T, D/P, PayPal, Western Union, and small-amount payments.