Seal arrangement for a fluid valve (FV), comprising: a first, separate sealing element for sealing abutment against a pivotably adjustable valve body (VK) of the fluid valve (FV), a second, separate sealing element for sealing abutment against a valve housing (VG) of the fluid valve (FV), and a separate, elastically deformable intermediate piece , which is arranged, in an axial direction (X - X) of the seal arrangement , between a first wall of the first sealing element and a second wall of the second sealing element for elastically spacing apart the two sealing elements , wherein the second wall is situated opposite the first wall , wherein, on the first wall , there is furthermore integrally formed a projection arrangement , against which the intermediate piece is able to be brought into abutment under a load (F), wherein the projection arrangement is arranged inside the intermediate piece in relation to a seal opening , such that the intermediate piece sealingly encloses the projection arrangement , wherein the intermediate piece has at least one axial section whose cross section has, in relation to the seal opening , a first, radially outer lateral surface and an oppositely situated second, radially inner lateral surface , wherein the radially outer lateral surface is at least sectionally concave, and the radially inner lateral surface is at least sectionally convex, characterized in that the cross section of the intermediate piece describes a pressure-activatable V shape which, under a load (F), realizes both axial, elastic compression and bending in a region around a cross-sectional centre of the intermediate piece . a first, separate sealing element for sealing abutment against a pivotably adjustable valve body (VK) of the fluid valve (FV), a second, separate sealing element for sealing abutment against a valve housing (VG) of the fluid valve (FV), and a separate, elastically deformable intermediate piece , which is arranged, in an axial direction (X - X) of the seal arrangement , between a first wall of the first sealing element and a second wall of the second sealing element for elastically spacing apart the two sealing elements , wherein the second wall is situated opposite the first wall , wherein, on the first wall , there is furthermore integrally formed a projection arrangement , against which the intermediate piece is able to be brought into abutment under a load (F), wherein the projection arrangement is arranged inside the intermediate piece in relation to a seal opening , such that the intermediate piece sealingly encloses the projection arrangement , wherein the intermediate piece has at least one axial section whose cross section has, in relation to the seal opening , a first, radially outer lateral surface and an oppositely situated second, radially inner lateral surface , wherein the radially outer lateral surface is at least sectionally concave, and the radially inner lateral surface is at least sectionally convex, characterized in that the cross section of the intermediate piece describes a pressure-activatable V shape which, under a load (F), realizes both axial, elastic compression and bending in a region around a cross-sectional centre of the intermediate piece . <EOS>