Yepsa Yelkenciler started production with the trademark, yepsa established by muzaffer and Muharrem YELKENCİ in Bartın, 1983 our firm, which continues to grow day by day, gained the status of incorporated compan. The firm produces PVC waste water, polyethylene plasyic pipe, PPR-C fixture Pines and fittings, and it continues top improve by getting ISO 9001:2000 The certificate of Quality and Managerial System in 2005