23 Mar 82 mm upvc profile(82mm pvc profil)

    https://youtu.be/mQXo-GQm4NE 82 mm upvc profiles series with 3 gaskets are gettig popular these days. Even larger than 82 mm such as 86,90,92 mm are in demand.Many projects in cold regions are looking for better heat, sound insulation and wind load. İn...