1.Brand: LG,Conch, Gudi, Gaoke, VEKA,etc. 2.Models: 80mm, 88mm; 3.Chambers: 3, 4, 5, 6, 4.Thikness:2.5MM Plastic sliding windows/doors ; excellent quality;energy efficient&safety; acoustical insulation. 1. PVC profiles: 1>Brand: LG,Conch, Gudi, Gaoke, VEKA,etc. 2>Models: 60mm, 65mm, 70mm, 80mm, 88mm; 3>Chambers: 3, 4, 5, 6, 4>Color: white / Ral/ Renolit color, according to customer's requirement ...