When it rains, it pours — right through her ceiling. But the 70-year-old woman, who lives in the King Towers in Harlem, is prepared. The public housing resident has created an elaborate network of aluminum foil aqueducts, taped to the ceiling to channel the deluge into buckets placed strategically on the floor. The jury-rigged funnel system keeps the rainfall off her television, her stove and her 2-year-old son, Josito.