The piping for this lavatory is such that the vent connection is below the weir of the trap, a violation. The contractor also failed to use purple primer as required by the code.
plumbing
Improper Vent ConnectionGallery: GalleryDescription: The piping for this lavatory is such that the vent connection is below the weir of the trap, a violation. The contractor also failed to use purple primer as required by the code.