
Theodore Multi-Size S7 Aluminum Alloy Series Remote-Cont Cold Air Curtain Machines. Premium Aluminum Alloy Body: Features a durable aluminum alloy construction with baking finish for excellent corrosion resistance. Patented Air Duct Design: Uses inclined volute air duct design with pure copper motor for up to 14.5m/s air velocity. Effective Air Barrier: Creates a uniform air barrier up to 3.2 meters to block dust, insects, and reduce energy consumption. Customizable Dimensions: Available in lengths from 0.9m to 2.0m to suit various commercial entrance sizes. Versatile Control Options: Supports remote control, panel buttons, optional door sensor, and UV sterilization functions. OEM/ODM Support: Professional manufacturer offering customized manufacturing and design services for clients. CE and CQC Certified: Products meet international safety standards with CE and CQC certifications. Low Noise Operation: Operates quietly with noise levels ranging from 48dB to 57dB depending on the model.