A blood treating filter equipment comprising: (1) A filter material, in which the following (a) and (b) are wound in an overlapped state, an end part of (b) is exposed on an outer circumferential surface or an inner circumferential surface of the filter material, and both end faces of the filter material are sealed liquid-tightly, wherein (a) is a blood treating filter layer, and (b) is a sheet-like spacer layer through which blood can flow more easily compared with the blood treating filter layer. (2) A case in which the filter material described above is installed, wherein the case has a blood inlet and a blood outlet, the blood inlet leads to the side of an exposed end part of (b) on an outer circumferential surface or an inner circumferential surface of the filter material described above, and the blood outlet leads to the opposite side to the blood inlet on an inner circumferential surface or an outer circumferential surface of the filter material described above.
