A ceiling-lining apparatus for providing a lining surface for a ceiling framework structure, the apparatus comprising: a plurality of transversely and longitudinally extending panels connectable to a surface of the structure and connectable edge-to-edge via complementary connector components (34, 36) on their longitudinally extending edges (20, 22) to define at least a portion of a lining surface, each panel comprising transversely extending edges generally orthogonal to their longitudinally extending edges; each panel comprising a first connector component on a first longitudinally extending edge thereof and a second connector component on a second longitudinally extending edge thereof, the second connector component complementary to the first connector component; each first connector component comprising a mounting tab for connecting the first connector component to the surface of the structure; at least one edge-to-edge connection between a first connector component of a first panel and a second connector component of a second panel, the at least one edge-to-edge connection comprising a primary male connector component of the second connector component of the second panel extended into a primary female connector component of the first connector component of the first panel wherein the primary female connector component comprises a barb and the primary male connector component comprises a hook wherein the hook defines a third hooked concavity, the third hooked concavity opening in a second panel transverse direction generally parallel to the transversely extending edges of the second panel and the barb extending in a first panel longitudinal direction; wherein a first panel transverse direction is generally parallel to the transversely extending edges of the first panel and the first panel longitudinal direction is generally parallel to the longitudinally extending edges (20, 22) of the first panel; characterised in that the shape of the barb of the primary female connector component of the first panel and a shape of the third hooked concavity of the primary male connector component of the second panel permit the second panel to hang in a hanging configuration from the first panel after the first panel is connected to the ceiling structure during formation of the at least one edge-to-edge connection by receiving the barb in the third hooked concavity. a plurality of transversely and longitudinally extending panels connectable to a surface of the structure and connectable edge-to-edge via complementary connector components (34, 36) on their longitudinally extending edges (20, 22) to define at least a portion of a lining surface, each panel comprising transversely extending edges generally orthogonal to their longitudinally extending edges; each panel comprising a first connector component on a first longitudinally extending edge thereof and a second connector component on a second longitudinally extending edge thereof, the second connector component complementary to the first connector component; each first connector component comprising a mounting tab for connecting the first connector component to the surface of the structure; at least one edge-to-edge connection between a first connector component of a first panel and a second connector component of a second panel, the at least one edge-to-edge connection comprising a primary male connector component of the second connector component of the second panel extended into a primary female connector component of the first connector component of the first panel wherein the primary female connector component comprises a barb and the primary male connector component comprises a hook wherein the hook defines a third hooked concavity, the third hooked concavity opening in a second panel transverse direction generally parallel to the transversely extending edges of the second panel and the barb extending in a first panel longitudinal direction; wherein a first panel transverse direction is generally parallel to the transversely extending edges of the first panel and the first panel longitudinal direction is generally parallel to the longitudinally extending edges (20, 22) of the first panel; characterised in that the shape of the barb of the primary female connector component of the first panel and a shape of the third hooked concavity of the primary male connector component of the second panel permit the second panel to hang in a hanging configuration from the first panel after the first panel is connected to the ceiling structure during formation of the at least one edge-to-edge connection by receiving the barb in the third hooked concavity.