19 Modular non-metal homes; Prefabricated houses, not of metal; Prefabricated non-metal houses; Prefabricated ready-to-assemble houses, not of metal; Transportable houses being manufactured homes not of metal; Building materials not of metal, namely lumber, exterior roofing and flashing; exterior siding, exterior and interior doors, windows, door and window trims, interior wall panels, flooring, loft railings, insulation, and kitchen cabinets