Patent ID: 8188382

Claim:
A leadthrough for passing conduits ( 6 ) through a constructional component ( 5 ), comprising a circumferentially closed housing ( 12 ) that surrounds a pass-through space ( 13 ) for a conduit ( 6 ); an insert ( 21 ) of intumescent material located in the housing ( 12 ); a first, diaphragm-shaped sealing member ( 31 ) formed of an elastic material, having a through-opening ( 32 ), and likewise located in the housing ( 12 ); and a second, diaphragm-shaped sealing element formed of a textile flat material, having a through-opening ( 37 ), also located in the housing ( 12 ), and having a transition temperature of at least 600° C., wherein the textile flat material is provided with a coating.