ive been where you are ,we ordered our conservatory last june from lifestyle ,we were told 6-8 weeks ,finally arrived in november !!! fitters who are all sub contractors should be with us 7-14 days after delivery ,we finally had work completed in aprill this year ****ed off is an understatment ,i am still waiting for the written ten year guareentee ,its impossible to get hold of anyone to talk to the only time they contact you is for there deposit or final payment cheque my advice go legal route ,a(Edit) good luck