Originally Posted by
Jim Becker
Many of us use rubber Fernco sewer pipe fittings on the 120mm ports to adapt to 5" flex. Reasonably priced, too...
Exactly!!
Pick up a roll of 1/4" sticky backed insulation tape with them and you're done.
One more "hack", is stove pipe.
"The first thing you need to know, will likely be the last thing you learn." (Unknown)