Cart You may be interested in… Your cart is currently empty! New in store autocad of Pre-designed Howe Standard Steel Roof Truss 9m $29.99 Add to cart autocad of Pre-designed Howe Standard Steel Roof Truss 8m $29.99 Add to cart autocad of Pre-designed Howe Standard Steel Roof Truss 7m $29.99 Add to cart autocad of Pre-designed Howe Standard Steel Roof Truss 6m $29.99 Add to cart