1. Hard turbine type fast rolling shutter door, also known as aluminum alloy fast door, abbreviated as hard shutter, is a new type of metal fast door that is anti-theft and high-temperature partition. It has reliability, practicality, and is easy to operate.
2. Hard doors combine the advantages of high-speed doors and industrial sliding doors, providing both insulation and high speed.
3. Elegant appearance, ultra long service life, good insulation and sealing performance, smooth and smooth, high-speed and noise free.
