It's still required in San Fransisco
And yes a clean out after the trap
Could be they are planning on papering and floating or using wonderboard over the Sheetrock but it still should be green bd
Float it or you'll have problems
I did this on a mister once 12 volt mechanical timer hooked to a sprinkler valve it worked great
Exactly David .very good
Looks like a glacier bay perhaps
Shower and toilet both need seperate vents
Missing a few vents
I tried to install one on my own house a year ago when doing a complete Reno.the Inspecter made me take it out during rough inspection because...
Try the stem finder app
Na that looks like it would work just fine
I don't know I never use those type of traps
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