Lab and bathtub drains will need replacing too but the 4” main can often stay.  

We had a discussion about the bathtub faucet leaking that cost me a moderate amount to fix that would have been much cheaper if she'd called me earlier.  

So far I have only installed Kohler Villager cast iron tubs. They are cast iron, low rise (14" height) tubs that have been fine regarding durability. My tenants tend to be higher end professionals, so my units don't g...

My state does not require it, and my neighbor died in his bathtub, was found 12 days later.

Bathtub areas dirty inside and out that were previously white.

@Chris Seveney  I beleive Chris knows alot about Scott Carson.. and there are very long threads on this individual doing partials and investors getting wiped out and lawsuits filed and I think i read judgements being rendered against him.. try to find the threads on BP before you jump into that bath tub.. 

Receptacle shall not be located within or directly over a bathtub or shower stall, and shall be at least 12” from the outer edge of the bathtub or shower opening.

Be sure your repipe is correctly done, typically in MF you have back-to-back kitchens and/or baths, with a single branch line feeding one or more fixtures in adjoining units, especially bathtubs.

No need to have full bathtubs for everyone.

Having an exposed, untreated 2x4 at the bottom of a bathtub for molding/support is not good at all.