I've not started a topic before, so I hope this is in the correct section of the forum. Two questions about 32 ft flues.
(1) Why did Willis I use metal at Carlisle and Salisbury, but (assuming only one 32ft flue) wood elsewhere? At Carlisle they're the first thing that greets you when you walk in, and metal looks better. But at Salisbury that is not the reason - they're no more or less obvious than those at, say, Durham, Hereford, Winchester. Metals sound rather different - they can have more 'drive' - but not that much.
(2) Arthur Harrison 'inherited' full length 32ft flues from Wi