Kitchen Unit not installed as per quotation

we app**** for credit at Jabulani Mall Russels Store in December, this was for the Kitchen Unit to be installed at my mom's place in Soweto. The consultant by the name of Phindile assisted with the application and it was approved for the amount of .On the 15 of December 2015 the Kitchen Unit was installed,. my problem is There was extra material that was cut and not used for the Unit, although for me it should have been used somewhere.There is a hump ( piece of wood on top of the other) next to the zinc that has been connected using GLUE.Between the Unit and the wall, there is a gap and therefore water falls to the ground and damages the UNIT.Only one Zinc was installed instead of a double zinc.In January I went with her to the store and I requested the documents / contract that was agreed upon. I also spoke to the Supervisor/manager of the company that installed the Kitchen Unit while I was in the store and we will meet but still waiting for his call.We got the draft picture from the store of the unit and it is not the same .The picture shows the following should have been installed, two zincs, double door cupboard etc, but it was not done.<br> <br> I WILL NOT PAY UNTIL ITS FIXED .