22 00 00 Plumbing 02 71 00 Groundwater Treatment 22 33 00 Electric Domestic Water Heaters 22 34 00 Fuel-Fired Domestic Water Heaters 22 42 00 Commercial Plumbing Fixtures 33 30 00 Sanitary Sewerage Utilities 40 12 00 Compressed Air Process Piping

06 20 00 Finish Carpentry 06 22 00 Millwork 06 40 00 Architectural Woodwork 08 31 00 Access Doors and Panels 09 67 16 Epoxy-Marble Chip Flooring 10 28 00 Toilet, Bath and Laundry Accessories 12 30 00 Casework 12 36 00 Countertops 22 40 00 Plumbing Fixtures 22 41 00 Residential Plumbing Fixtures 22 42 00 Commercial Plumbing Fixtures 50 61 00 Construction Material Supplier