Plumbing a double bathroom vanity

[jpokerwinski]

i noticed that Lowes did not carry a 2x2x 1.5x1.5 fixture tee. they have double sanitary tee but not the fixture tee. I wonder why not. at least PVC

 

[frodo]

is item "B" adapt the 1 1/4 " tailpiece to the 1 1/2" p trap ?

yes, it is a 1 1/2 x 1 1/4 reducer slip joint washer
use the plastic kind not the rubber kind, i never have problems with the plastic

 

[frodo]

i noticed that Lowes did not carry a 2x2x 1.5x1.5 fixture tee. they have double sanitary tee but not the fixture tee. I wonder why not. at least PVC

because they do not know the code,
this is where i buy fittings

https://www.supplyhouse.com/Spears-P500-251-2-x-2-x-1-1-2-x-1-1-2-PVC-DWV-Double-Fixture-Fitting