• Stainless steel positioning top wheel on the upper rail for smoother pushing and pulling
• Hollow aluminum strips are filled with moisture-proof molecular sieves to prevent fogging in the hollow
• Fluorocarbon paint integrated bending hollow drill strip, high aesthetic value
• Embedded frame fan structure, both a stheticatly pleasing and sealed

• Standard configuration: Double mushroom hea large lock point lock seat
• Indo and outdoor free installation mesh
• High definition glass, large hollow for better sound insulation
• Automotive grade EPDM sealant strip
• Broken bridge push-pull, powerful sound insulation and heat insulation performance
• Three track push-pull, high-qualitv stainless
steel pulley for smoother push-pull
• High and low diversion drainage, quiet and
comfortable