6630/6630A Polyester film/polyester isina-woven fabric flexible laminate (DMD), inonziwo B-class DMD flexible composite insulation bepa, iri matatu-layer flexible laminate umo divi rimwe nerimwe repolyester film (M) rakasungwa ne. rimwe jira repolyester risiri rakarukwa (D). Thermal resistance is Kirasi B.