ISO9001:2000,CE Fireproof, sound proof, heat insulation, bristletail resistant, antiseptic, durable, easy to clean. UPVC Outward/Inward Casement Door 1. Product Detail Style: 1) single-sash casement door, 2) double-sash casement door, 3) subgroup casement door Frame Material: 60/70 series, available brand: Conch/ Kinpeng/ Rehau/Dimex/Koemmerling/Veka, three-chamber and five-chamber ; Huapeng ...