As a trusted uPVC profile supplier, Haitec Profile understands that the quality of raw materials defines the final product. Our Chlorinated Polyethylene (CPE 135A) is a premium impact modifier for PVC specifically formulated to enhance the durability and performance of uPVC window and door profiles. By choosing Haitec’s CPE, you are not just buying an additive; you are investing in the longevity and reliability of your profiles.