Aluminum curtain 1) Temper: H12 H14 H16 H18 H22 H24 H26 O... ... : 0.1--800mm 3) Width:<3900mm 4) Length: <5m aluminum curtain:for air-conditioner, plastic board etc1) Alloy: 1050 1060 1070 ... plastic pipe,and bottle/tank cap,as well as curtain wall board/aluminium curtain board,ceiling board/special-shaped ceiling board,aluminium ...