On Tue, 16 Jan 2007 23:01:47 +0000 (UTC), Ed Sirett
wrote:

Please see gas fitting FAQ.

I have many times and a noble work it is.

Frankly the OP is probably not ready to take on gas work yet.

Probably.

Fixed hobs have fixed pipe work.

They do when practical, but get flexible connections as it is not
practical. Mine would have required major dismantling of tiling and
units. It got a flexible connection and was installed by a corgi bod.
Thank diety it is on one as well, as alterations have necessitated
it's removal on several occasions. To have had to call in a corgi just
to disconnect and reconnect it would have cost a ridiculous amount.