As VHB YAPI CONSTRUCTION LTD. CO. we are one of the leaders PVC door & window system manufacturer in Turkiye. We supply our products to our 700 Joinery producer dealers at Turkish Market. We also export our products to many countries. We produce uPVC window & door systems & profiles since 1994. Our production is executed according to the superior Austrian & German technologies and is assured by ISO 9001:2000 ( KEMA ) quality certificate in order to meet the require of construction sector.