Ayuh,...... I'd go 3" or 4", or you'll be diggin' up the 2" when it plugs up,....Moving basement bathroom around and there is a shower drain but no toilet drain. Shower min is 2” and toilet min is 3”. If they installed a 2” drain is my only option to break up the concrete and install a new 3” line? Thanks.
Yes it will be
This is dependent on is you have proper slope down to the outlet.
Probably worth the cash to do it right. One backup and then whatThis is dependent on is you have proper slope down to the outlet.
Very little slope, or (forbid), any uphill, and you need the proper basement model.