How can I reduce my 2" shower drain to match my 1 1/2" ABS drain plumbing? - Home Improvement Stack Exchange
Oatey Round White PVC Floor Drain with P-Trap, Cleanout and Screw-In Drain Cover 427242 - The Home Depot
Shower drain leaking, should I replace p trap? : r/Plumbing
No p-trap? I'm confused. I bought a 100 year old home and renovated it. The bathroom was not renovated at all so it was like this when we moved in. Strange smell
Shower P-Traps, What Are They Used For, and How Do You Replace Them?
What Is A Shower Trap And How It Prevents Drain Clogs - Balkan Drain Cleaning
It seems the trap was left out on the shower drain on a slab house. Any way to fix that short of a jack hammer? - GreenBuildingAdvisor