Leaking shower screens

There's no doubt that that my problems beging with my shower screen Concerning drilled small holes along side bottom of the style puddles appear from outside these holes after apply. What I would wish to do is have getting some work done on the screen and although it is away have hob and floor tiles re also - grouted, I had the manufacturer come out and present me a quote. It would cheaper to throw a old one away to get a new one out of him, than have him remedy a repair. I am in south sydney, do we know any person who can work for my screen.
When we are away for a couple of days the bathroom dust a musty smell Concerning ben on my all fours seeking the source with outside any luck any strategies?