A 40mm tongue and groove translucent polycarbonate system developed specifically for use with translucent partitions. Closing the door will end some noise, but most interior doors usually are not sealed tightly more than enough to avoid noise passing as a result of.  Just moved right into a house and undecided https://richie-rich-art02400.sharebyblog.com/34441944/not-known-factual-statements-about-home-insulation