| 3/20/2018 | 840212000000 | "STEAM BOILERS (EXCEPT THERMAL WATER BOILERS FOR LEN CENTER HEATING, WHICH CAN ALSO PRODUCE LOW PRESSURE WATER VAPOR); HOT WATER BOILERS: STEAM BOILERS: WATER TUBE BOILERS PRODUCING 45 TONS OR LESS STEAM PER HOUR;"
| 3 | Units | 1171.62 | N/A | METCO INSAAT VE DISTICARET LTD.STI. |
| 3/1/2024 | 840390900000 | COPPER HOT WATER PIPE (FOR ELECTRIC BOILER) | 2600 | UNIT | 3403 | N/A | TERMODİNAMİK ISITMA SİSTEMLERİ SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/11/2024 | 840220000000 | HOT WATER BOILER (797-4428) | 2 | UNIT | 156347 | N/A | VİESSMANN ISI TEKNİKLERİ TİCARET ANONİM ŞİRKETİ |
| 3/13/2024 | 840410009012 | BOILER - HOT WATER TANK (7725688) | 3 | UNIT | 751 | N/A | VİESSMANN ISI TEKNİKLERİ TİCARET ANONİM ŞİRKETİ |
| 3/11/2024 | 841370309000 | PO/MPA USED IN HOT WATER SUPPLY IN COMBI BOILER | 2 | UNIT | 463 | N/A | ALARKO CARRİER SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/27/2024 | 841370309000 | PO/MPA USED IN HOT WATER SUPPLY IN COMBI BOILER | 1 | UNIT | 242 | N/A | ALARKO CARRİER SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/11/2024 | 840220000000 | HOT WATER BOILER (797-4428) | 2 | UNIT | 140655 | N/A | VİESSMANN ISI TEKNİKLERİ TİCARET ANONİM ŞİRKETİ |