Welcome! Here are the website rules, as well as some tips for using this forum.
If you've found help here, check back in to let us know how everything worked out.
It's a great way to thank those who helped you.
I'm having trouble locking my boiler in high/low fire for combustion analysis. Also, manual shows how to install flue attenuator with cpvc flue pipe but as per their options I've used PolyVent piping. I don't think it'll fit in the polyvent socket.
overkill is under rated