Building materials by name: M Machines - Ice 11435 Mailroom Furniture 12564 Maintenance Equipment - Window Washing and Building Facade 11014 Mall Furnishings 02870 Manufactured Casework 12300 Marble 04411 Marine Compactors 11174 Marking - Pavement 02762 Masonry Anchorage, Reinforcement and Accessories 04082 Masonry - Calcium Silicate Units 04230 Masonry Flooring 09630 Masonry Mortar and Masonry grout 04065 Masonry - Preassembled Panels 04840 Masonry Restoration and Cleaning 04900 Masonry - Simulated, Manufactured 04700 Masonry Units 04200 Masonry Units - Glass 04270 Masonry Veneer Assemblies 04812 Masonry - Wall Assemblies Units 04810 Material Handling Lifts 14460 Materials - Concrete 03050 Materials Handling 14500 Materials - Metal 05060 Mats and Frames - Floor 12484 Mechanical Equipment Cabinets and Enclosuresd 15077 Mechanical Identification 15075 Mechanical Insulation 15080 Mechanical Sound, Vibration and Seismic Control 15070 Medical and Hospital Equipment 11700 Medical Casework 12354 Membrane Roofing 07500 Merchandising/Display Equipment 11106 Message Boards and Computerized Directories 10416 Metal - Handrail 05520 Metal - Aluminum Extrusions 05062 Metal -Stainless Steel 05066 Metal - Stainless Steel Tubing 05068 Metal - Slide Track Systems 05069 Metal Building Systems 13122 Metal Casework 12310 Metal Castings 05560 Metal Ceilings 09547 Metal Coatings 05080 Metal Decking 05300 Metal Door and Frame Units - Preassembled 08150 Metal Doors and Frames 08100 Metal Fastenings 05090 Metal Framing - Cold-Formed 05400 Metal Framing - Structural 05100 Metal Materials 05060 Metal Moldings 05588 Metal Roofing 07610 Metal Screen and Storm Doors 08180 Metal Windows 08505 Metals - Perforated 05735 Metalwork - Architectural 05586 Mezzanine Systems 13138 Mirror Ceilings 09555 Mirrors 08830 Mirrors - Bathroom 10826 Mobile Compactors 11171 Models - 01103 Modified Bituminous Membrane Roofing 07550 Moldings and Ornaments - Wood 06440 Moldings - Metal 05588 Mortgages and Refinance Companies Mortuary Equipment 11780 Motorized Hardware-Blinds, Shades, Draperies 12498 Motors and Generators 16220 Moving walks 14320 Multimedia Equipment 16880 Multimedia Theater Systems 11134 Multiple Seating 12600 Multiple-use Fixed Seating 12650