PVC High Speed Door 1.Frequency: 1000Times/Day 2.Temperature: -30~+70Degree 3.Speed: 0.5~1.5m/s 4.Certificate: ISO9001, SGS Industrial Door 1. Door Panel: Thickness of steel 0.326mm/0.3mm, thinckness of panel 4mm/5mm 2. Lift ways: Standard lift, vertical lift, high lift, roof pitch lift or low headroom lift 3. Panel, tracks, hardware, motor and control systems make up of the whole running system. ...