19 non-metal (polyvinyl chloride (PVC) building materials; namely, windows, jalousies, doors, wall panels, and pre-fabricated greenhouses and verandas; window casings, frames and sills; door frames, casings, and panels; roller shutters; and louver boards, slats, sash fasteners and window shutters; and components for pre-fabricated greenhouses and verandas; namely, frames, doors, windows, floors and panels (ceiling, door, wall)