In article ,
Martin Brown wrote:
Making it 60m high also allows it to make its own updraft and things
will always burn a lot better when there is forced air ventilation.

Which is why some other countries allow its use on building up to a
certain height. Looks to be something like 3 stories.

--
*Depression is merely anger without enthusiasm *

Dave Plowman London SW
To e-mail, change noise into sound.