metal bins, namely, recycling bins of metal for collection of recyclable items, and trash bins of metal; laundry chutes, namely, metal laundry chutes in the nature of building materials; trash chutes, namely, metal trash chutes in the nature of building materials; metal doors for laundry chutes namely, intake doors and discharge doors; metal doors for trash chutes, namely, intake doors and discharge doors

trash compactors and replacement parts therefor

SERVICES OF INSTALLING, REPAIRING AND MAINTAINING HEATING, VENTILATING, AIR CONDITIONING, REFRIGERATION AND PLUMBING EQUIPMENT