here by, we have honour of introducing AHC Plastic Construction and Building Materials Traiding Ltd.Co. as a leading manufacturer delaer company of Kalpen PVC Door and Window Systems which is affiliated to Kalyon Group Companies since 2005, January.Our ensurance on unblemished products by using CNC technology and complete the installation by the specialized team.The proven success of Kalpen , confirmed by TS EN ISO 9001:2000, ISO 14001:2004, TS 5358 EN 12608 & GERMAN RAL CERTIFICATES.Our products : PVC PROFILE, PVC DOOR AND WINDOW SYSTEMS , PVC CLEAN WATER PIPES, SPECIAL TYPE PVC PIPES , PE DRINKING WATER PIPES , PE NATURAL GAS PIPES.ALL KINDS OF ORDERS WITH DIFFERENT YARN COMPOSITIONS, PACKING AND PRIVATE LABELS ARE WELCOME.