11 PLUMBING SUPPLIES, NAMELY TRAPS, J BENDS, WALL BENDS, TUBES, ELBOWS, WASTE OUTLETS, TEES, TAIL PIECES, WASTE ARMS, SINK DRAINS AND STRAINERS, EXTENSION COUPLINGS, BATH DRAINS, BATH DRAIN TRIM KITS PRIMARILY COMPRISING FACE PLATES, TRIP LEAVERS, STRAINERS AND STOPPERS, WATER SUPPLY VALVES, AIR VALVES, FLOOR AND CEILING PLATES AND FLANGES, SHOWER HEADS AND ARMS, FLUSH VALVES, WALL COCKS, CLOSET SPUDS, AND TANK LEAVERS