Robodoor Security gates. Poor service to no service at all.

Very poor service Received a quotation to have a security gate installed. Accepted 10 August and paid in full 11 August. Delivered 5 September installed 7 September Installed incorrectly. Promised to be rectified from 21 September. Follow up 1 November promising to rectified "as soon as we can"!!! Follow up 17 November. No response