Our companyproducing PVC WINDOWS AND DOOR SYSTEMS in Turkey.We aresub-company of Dumankaya Groupwhich is the leading construction company in Turkey www.dumankaya.com.Our factory isfully equipied with modern PVC Extrusion machines and We produce700 tones profiles per month.We make export to 53 differentcountries.We use Americanand European raw materials,we have 10 yearsquarantee.We have 2lamination machines and we apply all colour of German RenolitCompany.  Currently wehave 5 type of products: âPREMIUMSERIAL is 5 chambered and has 3 mm wall thickness,46 mmframe height, 70mm widthâSUPERIUMSERIAL is 4 chambered and has 2,8 mm wall thickness, 46 mmframe height, 60mm widthâOPTIMUMSERIAL is 4 chambered and has 2,8 mm wall thickness, 44 mmframe height, 60mm widthâECOLIUMSERIAL is 3 chambered and has 2,6 mm wall thickness, 46 mmframe height, 60mm widthâSLIDINGSERIAL is available for single, double and 2,5 railapplications. If you are interested our products I would like to send samples andtechnical specs and if you have any question  please contactme [email protected] Pleased to hear,Â