On-line sources of plumbing bits?

[Dave]

Are there any recommended on-line sources of plumbing bits (push-fit fitting, pex pipe, quarter turn stopcocks, isolating valves, etc, etc)?

[Andy Hall]

I've found

to be pretty much OK.

.andy

To email, substitute .nospam with .gl

[Grunff]

Bought lots of stuff recently from toolstation.com. Can't fault them so far (about 10 orders over past 3 months).

[Ian Stirling]