Spur to socket in loft

[Lee321]

while 1.5 will be fine regs wise and safe.

1.5 will just feel gay when connecting up

 

[septiclecky]

16.5A mate I know what you mean it complies but thought this may be frowned upon. Probably wrong tho.

Depends upon the route you take, if you go through the airing cupboard you would have to look at possibly derating the cable due to the higher ambient temp within the cupboard.