If the new bathroom is on the first floor you can probably just tie into the house s main drain line in the basement or crawlspace below.
Second floor bathroom plumbing diagram.
Preparation it is important to find out all the rules and regulations regarding bathroom plumbing before getting to work.
If the new bathroom is on the second floor the bathroom s main drain will have to travel through the wall on the first floor and down to the basement or crawlspace.
This basic guide has a few of the steps that need to be taken to install bathroom plumbing on the second floor of your home.
Plumbing diagram plumbing drains pex plumbing bathtub plumbing bathtub drain plumbing fixtures.
The center of the lav s drain is located 18 approximately above the finished floor.
A rough in plumbing diagram is a sketch for all the plumbing pipes pipe fittings drains and vent piping.
Im changing the floor plan and had to move the location of the 3in vent which would have been in the middle of the bedroom otherwise.
The bathroom plumbing rough in dimensions you need to know.
Please see attached diagram of my new plumbing setup plan for 2 bathrooms directly over eachother.
This plumbing diagram might be required for a building permit.
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