Are your tents suitable for a bell tent stove?
A chimney can be installed into any of our bell tents using an Exit Flu:
https://www.belltent.com.au/product/bell-tent-exit-flu-45-degrees/
There are many videos on youtube showing how this is done, such as the below:
https://www.youtube.com/watch?v=VP7PTU92KFQ
These can be installed into any bell tent.