| 3/13/2018 | 680710000000 | WATER INSULATION MEMBRANE
| 19200 | Meter Square | 32248.38 | N/A | STOPER YAPI VE YALITIM SISTEMLERI A.S. |
| 3/29/2018 | 680790000000 | WATER INSULATION MATERIALS
| 401 | Units | 1668.5 | N/A | BTM BITÜMLÜ TECRIT MADDELERI SANAYIVE TICARET A.S. |
| 3/4/2018 | 681091000000 | VARIOUS SIZES OF GAS CONCRETE, HEAT INSULATION PLATE GASBETON, LENTO (DETAIL IS IN BILLING)
| 2183.32 | Cubic Meter | 80334.05 | N/A | BETONG YAPI SANAYI VE TICARET ANONIM SIRKETI |
| 3/29/2018 | 760421000000 | ALUMINUM PROFILE-ALUMINUM ALLOYS WITH BOS PROFILE (WITHOUT PAINTED HEAT INSULATION WITHOUT IML.OKYANUS ALUMINYUM SAN.T.TA.S.MURATLI VD: 6400229449
| 857 | Kilogram | 2508.89 | N/A | BOSNA DIS TICARET ANONIM SIRKETI |
| 3/29/2018 | 760421000000 | BOS PROFILES WITH ALUMINUM ALLOYS (WITHOUT PAINT, THERMAL INSULATION)
| 22004 | Kilogram | 70411.34 | N/A | OKYANUS ALÜMINYUM SANAYI TICARET A.S |
| 3/14/2018 | 760429900000 | AR2005 ALUMINUM INSULATION PRINT PROFILE
| 801 | Meter | 2069.38 | N/A | YAPI MERKEZI INSAATVE SAN.A.S. |
| 3/13/2018 | 700800890000 | MULTI-STOREY HEAT AND SOUND INSULATION GLASS-LAMINATED
| 10.39 | Meter Square | 1178.21 | N/A | STARGRUP CAM ANONIMSIRKETI |
| 3/8/2018 | 700800890000 | MULTI-STOREY HEAT AND SOUND INSULATION GLASS - LAMINATED
| 231.46 | Meter Square | 13049.7 | N/A | STARGRUP CAM ANONIMSIRKETI |
| 3/8/2018 | 700800890000 | MULTI-STOREY HEAT AND SOUND INSULATION GLASS-LAMINATED
| 157.28 | Meter Square | 10960.49 | N/A | STARGRUP CAM ANONIMSIRKETI |
| 3/7/2018 | 700800890000 | MULTI-LAYER HEAT AND SOUND INSULATION GLASS - PVB LAMINATED
| 337.92 | Meter Square | 32855.46 | N/A | STARGRUP CAM ANONIMSIRKETI |