Your roof’s design plays a major role in the layout ... of complexity include the double fink truss for large homes, flat trusses for commercial buildings, and mono trusses for roof extensions.

Roof trusses may use designs that are categorized as attic, bowstring, double fink, double howe, dual pitch, fan, fink, flat, hip, howe, inverted, sloping flat, stub and studio. The attic truss forms ...