CSI Code | Short Description | Extended Description |
15500 | Heat-Generation Equipment |
15510 | Heating Boilers and Accessories | Cast - Iron Boilers Condensing Boilers Finned Water - Tube Boilers Firebox Heating Boilers Flexible Water - Tube Boilers Pulse Combustion Boilers Scotch Marine Boilers Steel Water - Tube Boilers |
15520 | Feedwater Equipment | Boiler Feed Water Pumps Deaerators Packaged Deaerator and Feedwater Pump |
15530 | Furnace | Electric - Resistance Furnaces Fuel - Fired Furnaces |
15540 | Fuel-Fired Heater | Fuel - Fired Duct Heaters Fuel - Fired Radiant Heaters Fuel - Fired Unit Heaters |
15550 | Breechings, Chimneys and Stack | Draft Control Devices Fabricated Breechings and Accessories Fabricated Stacks Gas Vents Insulated Sectional Chimneys |