Building materials including timber; building products and accessories in this class including doors, door frames, guttering, roof ventilators, windows, window hoods, window frames, hardware and products made of wood such as architraves, skirtings, cornices, picture rails, belt rails, dado rails, linings, flooring, cladding posts, verandah brackets, railings, balusters, balustrades, archways, fretwork and sill nosing; all of the above being in class 19