need ISP, heavy user no BT contract

I'm moving into a flat in London (SW20) and i need broadband.

I'm wondering if there are any providers that will enable me not to have to pay BT for the landline as it doesn't seem worth it as I hardly use the phone.

Idealy i would like a fast connection (8 meg) and I tend to download 40-50 gigs a month.

I've seen Virgin Media but it looks like it would be

The only way to get braodband is over a phone line, other than that it will have to be cabel, unless there is a wireless service were you are.

afaik you will be on this exchange, so it would be possible to get a fully unbundled line via bulldog
http://www.samknows.com/broadband/exchange.php?ecode=LSWIM