Comparison of mechanical and thermal characteristics of PVC and recycled PVC used in window framesEl Hassan Sebbar, Oumaima Ait Khouya, Najma Laaroussi, Nasser Alanssari and Abdelouahad Ait MsaadE3S Web Conf., 601 (2025) 00061DOI: https://doi.org/10.1051/e3sconf/202560100061