I'm planning to build a shower stall, and would like to know how much height I should have available under the floor for the trap and drain line. I'll be using 1 1/2" ABS pipe.

We are having problems with odor in our shower. I plan to replace the existing shower with a new tile shower but need to figure out whether the shower has a p-trap as we have been told houses on slab do not have a trap for the shower. How do we confirm if we have a trap or not? Given the odor,...

I have a question on moving a p-trap and plumbing for a tub on a slab. I am going from a drop in tub to a free standing tub and so I need to dig up the slab, replumb the p-trap to the proper location - ~2ft over and then refill the slab. I noticed that there was a hole just off center under my...

I have already poured a 6 inch thick concrete slab for a shop floor. During the slab construction a 3 inch pvc rough stubbed drain was put in the concrete to act as the shower drain (from the shower to the septic tank line). I realized after the fact that no p-trap was placed within the slab; only...

I am finishing a (walk out) basement bathroom with a slab foundation. The bathroom drains were installed when the house was built, and I have been doing really well until the shower was next in line. The shower drain is a 2" pvc drain protruding up through a cynderblock that was layed in the slab...