Which roofing material includes components like flashing, gutters, and downspouts?

The answer pertains to sheet metal work, which encompasses various components essential for effective roof drainage and water management. Flashing, gutters, and downspouts are integral elements designed to redirect water away from the roof and the building structure. Flashing is typically made from sheet metal and is used around joints and transitions, such as chimneys and vents, to prevent water from penetrating the roof system. Gutters and downspouts are also made from metal, frequently aluminum or galvanized steel, and serve to collect rainwater from the roof and channel it safely away from the foundation of the building.

In contrast, shingles and slate are primarily roofing materials used for covering the surface of the roof. While they are essential for protecting the underlying structure, they do not include the associated drainage components. Soffit refers to the material that covers the underside of roof overhangs and is primarily aesthetic and ventilation-related rather than drainage-related. Consequently, sheet metal work is the most accurate choice to address the components mentioned in the question.