| 3/4/2018 | 400591000000 | RUBBER BASED WATERPROOFING TAPE (SOLID)
| 5400 | Meter | 9056.04 | N/A | KÖSTER YAPI KIMYASALLARI INSAAT SANVE TIC.A.S. |
| 3/25/2018 | 382440000000 | CEMENT BASED WATERPROOFING ADDITIVE
| 74 | Units | 56323.18 | N/A | TOPSIT TIC.ORG.PLANLAMA SAN.INS.VE TURIZM A.S. |
| 3/6/2024 | 680710000000 | WATERPROOFING PRODUCT-IN ROLL-CONSTRUCTION MATERIALS/EMS | 4000 | SQUARE METERS | 15520 | N/A | NANOTEK İNŞAAT SANAYİ VE YAPI MALZEMELERİ TİCARET ANONİM ŞİRKETİ |
| 3/14/2024 | 392190600012 | WATERPROOFING MATERIAL (SOPREMAPOOL DESIGN/ 150/100) | 1485 | SQUARE METERS | 11961 | N/A | SOPREMA YALITIM SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/6/2024 | 392190600013 | W56TPMGC79- TPO - WATERPROOFING MEMBRANE (NOT IN THE SCOPE OF 2/024/5 NOTIFICATION) | 8526 | SQUARE METERS | 50890 | N/A | UNIQUE GROUP MÜHENDİSLİK İNŞAAT VE GIDA DANIŞMANLIK TİCARET LİMİTED ŞİRKETİ |
| 3/7/2024 | 681512000000 | CARBON FIBER WATERPROOFING MATERIAL | 5000 | SQUARE METERS | 67406 | N/A | MAPEİ YAPI KİMYASALLARI İNŞAAT SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/14/2024 | 392190600012 | WATERPROOFING MATERIAL (SOPREMAPOOL DESIGN/ 150/100) | 8415 | SQUARE METERS | 67689 | N/A | SOPREMA YALITIM SANAYİ VE TİCARET LİMİTED ŞİRKETİ |
| 3/13/2024 | 560313900019 | ROOF WATERPROOFING COVER | 43200 | SQUARE METERS | 26727 | N/A | HATİPOĞLU GÜNEŞ KİREMİT VE TUĞLA SANAYİ ANONİM ŞİRKETİ |
| 3/1/2024 | 681599000000 | FLOOR WATERPROOFING MATERIAL | 10875 | SQUARE METERS | 39824 | N/A | MAPEİ YAPI KİMYASALLARI İNŞAAT SANAYİ VE TİCARET ANONİM ŞİRKETİ |
| 3/1/2024 | 392010890000 | WATERPROOFING GEOMEMBRANE (IN ROLL) | 11730 | SQUARE METERS | 78882 | N/A | POLYFIN GEOMEMBRAN SANAYİ VE TİCARET ANONİM ŞİRKETİ |