Rectangular chimney.
A rectangular chimney was an excellent solution for lining a brick channel in Soviet times, but in the 21st century, it's not a chimney.
#chimney
#rectangularchimney
#brickchimney
A rectangular chimney was an excellent solution for lining a brick channel in Soviet times, but in the 21st century, it's not a chimney.
#chimney
#rectangularchimney
#brickchimney