... hoist of movement lead rail, under-lintel, the fixed mount of curtain, keep distance belt, tenacious PVC curtain, curtain ... , lift hoist of movement lead rail, under-lintel, fixed mount of curtain, keep distance belt, tenacious PVC curtain, curtain ... door & large industry building door, Industry sliding door & lift door, Sliding door to side, Sliding steel doors, Garage door,Garage sectional door ...