Long lfe
Hard fastdoors aredesigned and manufactured for efficient use.Spral technology and weight balancing design features ensure avery long service lifeof the product.
economical efficiency
Hard fast doors can improve work efficiency for users.Faster opening speed shortens waiting time and speeds up the passage of logistics.
Low failure rate
Hard fast door with its patent design,exquisite technology,unique technology,harsh material selection,strict quality management system to ensure a very lowfailure rate.
energy eflciency
According to the size of the door,the heat insulation value of the hard fast door can reach 0.7W/m2K.

Product Parameters