On 18/03/2019 21:50, % wrote:
On 2019-03-18 2:41 p.m., Vir Campestris wrote:

Damp wood results in condensation in the flue. Combined with the
products of the lower temperature combustion - which will include tars
- this can be a bit nasty for the poor old flue.

but the flames light up the yard so nicely

We have a thatched roof. I'll use dry wood thanks!

Andy