... 3) 50 years life 4)GB/T8804-2004 white pvc profie for window factory 60mm casement ,80mm ... /88mm sliding , white color, double color co-extrusion and strip seal ... strength of stretching : 600KJ/m2 4) Color: white,double-colors and strip co-extrusion5) Standard: GB/T8814 ... , 40''FCL: 23 tonsPayment&Delivery TimePayment: L/C at sight, T/T (30% deposit, balance against the ...