Originally Posted by babock
The 320 needs an extra inch between center of the drain hole and the back wall. That's where most people have issues.
The 320 has an elongated bowl versus round of the 300 or 310.
Their website gives all the dimensions of the different toilets.
Read carefully and MEASURE before buying.
Ken and Terry
2018 Sunseeker 2430S-CD
and if we ever need it, can be pushed by our 2017 GMC Terrain toad (4 wheels down)
Former Georgetown 330TS owner for 10 years with more mods than I can count.