| 3/1/2018 | 732690980019 | FIRE DAMPER ON OF MOTOR-CARDAN JOINT EARTHQUAKE COMPENSATOR-
| 89 | Units | 24103.34 | N/A | SÖNMEZ GLOBAL YAPI VE TICARET ANONIM SIRKETI |
| 3/1/2018 | 732690980019 | FIRE DAMPER / GAL /, AIR ADJUSTMENT DAMPER / GAL
| 8 | Units | 1731.47 | N/A | AGESA GRUP KLIMA INSAAT MOBILYA HAST.MALZ.TIC.VE SAN.LTD.STI. |
| 3/14/2018 | 732690600000 | FIRE DAM. 30MM FLANS SIG.SWITCHLI WALL GATE ** CIRCULAR AIR DAMPER ** AIR DAMPER
| 181 | Units | 9448.76 | N/A | DT MÜHENDISLIK VE TAAHHÜT A.S. |
| 3/8/2018 | 730890980014 | RECTANGULAR FIRE DAMPER
| 122 | Units | 3576.22 | N/A | SANTES MAK.TESISAT IMAL.SAN.VE TIC.LTD.STI. |
| 1/11/2024 | 730890980018 | FIRE DAMPER | 15 | UNIT | 0 | N/A | YAĞMUR CONSTRUCTION MATERIALS MEDICAL DEVICES FOREIGN TRADE LIMITED COMPANY |
| 1/26/2024 | 730719900000 | -800 FIRE DAMPER | 2 | UNIT | 0 | N/A | GRND İSTANBUL CONSTRUCTION REAL ESTATE CONSULTANCY IMPORT AND EXPORT LIMITED COMPANY |
| 1/11/2024 | 732690600000 | FIRE DAMPER | 1 | UNIT | 0 | N/A | ALİZE PROJE SYSTEM ENGINEERING INDUSTRY AND FOREIGN TRADE LIMITED COMPANY |
| 1/24/2024 | 730890980018 | 106.151.051*RECTANGULAR AIR DAMPER, 106.001.014* RECTANGULAR FIRE DAMPER, 106.000.298* RECTANGULAR FIRE DAMPER, 106.000.331* RECTANGULAR FIRE DAMPER, 106.000.385* RECTANGULAR FIRE DAMP ERI | 6 | UNIT | 0 | N/A | BSK VENTILATION EQUIPMENT JOINT STOCK COMPANY |
| 1/26/2024 | 730799800019 | FIRE DAMPER - SINGLE LINE VENTOR - OUTDOOR AIR SHUTTER | 226 | UNIT | 0 | N/A | AIRAX AIR CONDITIONING IMPORT EXPORT LIMITED COMPANY |
| 1/26/2024 | 730799800019 | FIRE DAMPER- RELIEF DAMPER- SINGLE LINE BLADE GRILLE | 31 | UNIT | 0 | N/A | AIRAX AIR CONDITIONING IMPORT EXPORT LIMITED COMPANY |