Zadnji glusnik izdelek od proizvajalca BOSAL. Izdelek s številom TECDOC 279-609
1J6253609BA, 1J6253609BN, 1J6253609BQ, 1J6253609CB, 1J6253609CC, 1J6253609CQ, 1J6253609J, 1J6253609L, 1J6253609S, 1J6253609T, JZW253609T