Walk In Fume Hood Materials 1.0 mm cold-rolled steel sheet Airflow & Energy Saving Adopts multi-duct laminar make-up air tech with 60% air supply rate. Exhaust airflow hits 220-360 m³/h at regular sash height, meeting leakage standards and saving energy. Premium Body Material Main body uses ≥1.2mm cold-rolled steel plate with SEFA-grade epoxy coating. Cabinet side frames, deflectors, dampers and handles are industrial aluminum alloy with fluid-optimized curved design. https://www.ukenlab.com/fume-hoods/walk-in-fume-hood