Request for Qualifications/Proposal for Solar Developers NIGP 290 Energy Collecting Equipment And Accessories: Solar And Wind NIGP 03180 Solar Heating Units NIGP 28557 Lighting, Solar Powered NIGP 29010 Cells, Solar, Photovoltaic Cells, Unmounted NIGP 29020 Solar Air Conditioning Systems and Accessories: Absorption Type, etc. NIGP 29030 Solar Space Heating Systems and Accessories NIGP 29040 Solar Heat Collector Systems and Accessories NIGP 29050 Solar Heat Collector Tracking Systems and Accessories NIGP 29060 Solar Heat Collectors, Concentrating Type NIGP 29065 Solar Heat Collectors, Evacuated Tube Type NIGP 29070 Solar Heat Collectors, Flat Plate Type NIGP 29080 Solar Powered Electrical Systems, Battery Charging, etc. NIGP 29082 Solar Energy Systems, Complete NIGP 29086 Solar Radiant Flux Measuring Instruments (See also 220-33) NIGP 29090 Solar Water Heating Systems and Accessories NIGP 69059 Power Plants: Hydro, Marine, Petrol, Solar, Steam, Wind, Thermal NIGP 80196 Signs, Traffic, Solar Powered, LED, Flashing, Programmable NIGP 80457 Power Systems, Spacecraft, Solar Arrays, Solar Cells, etc. NIGP 90628 Energy Conservation; New Energy Sources, Solar, etc., Architectural Services NIGP 91018 Energy Systems, Solar, Installation Services (Inactive, please see commodity code 939-38 effective January 1, 2016) NIGP 98132 Energy Collecting Equipment Rental or Lease: Solar and Wind NIGP 93938 Energy Systems, Solar, Installation Services
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