... 0mmSealing rubber strip:EPDMCertificatedISO9001:2008,ISO14001:2004,OHSAS18001Tech data1) Acoustical insulation: 33 dB2) K-value of window: 1. 9 ... Watertightness: 700 PaProduct features1) Air proof,Water proof,Sound insulation,corrosion-resistant2) Availability in variety of colors,does not ... Samples Room: French door with grill design,UPVC exterior open double swing doors ,french door with side panle