1.Glass:5+17A+5 with blinds 2.No need clean,Sun-shade,Sound insulation,Thermal insulation 3.Good quality & competitive ... ) Water tightness: 700 PaProduct features1) Air proof,Water proof,Sound insulation,corrosion-resistant2) Environmentally friendly, Energy Efficiency,Thermal insulation3) Anti ... hours. Double tempered toughened safety glass with internal venetian blinds for sliding windows and doors