The ornamental design for a ceilingfanhousing, as shown and described.
FIG. 1 is a bottom perspective view of a ceiling fan housing in accordance with my design;
FIG. 2 is an enlarged front elevation view of the ceiling fan housing in accordance with my design;
FIG. 3 is an enlarged back elevation view of the ceiling fan housing in accordance with my design;
FIG. 4 is an enlarged side elevation view of the ceiling fan housing in accordance with my design, the opposite side being a mirror image of that shown;
FIG. 5 is an enlarged bottom plan view of the ceiling fan housing in accordance with my design; and,
FIG. 6 is an enlarged top plan view of the ceiling fan housing in accordance with my design.
The broken line showing of the light fixture, fan blades, blade irons, support rod aperture and canopy support structure is included for the purpose of illustrating environmental structure and forms no part of the claimed design.