... /T8814-2004,14001 no erosion,aging resistant,special design Our PVC profiles have reached the standard GB/t8814-2004,some indexes ... ,heat preservation,sealed performance is superior. 1.material:extruded plastic pvc 2.feature:easy installation,good aging resistant,no-erosion,air ... :ISO9001:2008/14001/GB/T8814-2004/3A 5.used:buliding window&doors and plastic frame 6.market:Japan,Europe,Germany,Fench ...