You never mentioned if there is a flight of stairs across from where the stove will be or if it is open to other areas. The stairway will naturally allow some of the heat to rise to the other areas of the house. You can assist this movement by a fan at the bottom of the stairs, on the floor, blowing cooler air into the TV room. So, what is the lay-out of the house?
Ceiling fan at top of the stairs to draw warm up and fan on floor to draw cold to the stove room would help circulate. I'd be tempted to go with the P61....![[Hearth.com] Harman P61 vs P68 [Hearth.com] Harman P61 vs P68](https://www.hearth.com/talk/data/attachments/128/128489-1c4180b7413d0ba7a24877872ca49c26.jpg?hash=rEtRcmhFH4)