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NIGP Class Item Record:
(Note: Main Category is available for selection in your Bid Portal profile.)

Main Category: 30 - Water and Sewer Treatment Equipment, Supplies, and Services

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Class Number: 820
Class Number Description: STEAM AND HOT WATER BOILERS AND STEAM HEATING EQUIPMENT

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Class Item Code: 40
Class Item Code Description: Controls: Combustion, Fuel Cut-Off, Hardness, High-Low Water Level, Ignition, etc.