On 1/15/2014 8:55 PM, wrote:
Pix:
http://s1201.photobucket.com/user/sh...dirty.jpg.html

I replaced the entire valve assembly and the flapper.
Still, the toilet dirt lines appear, as can be viewed on the pix.
What should I do next?
tia



Use bottled water. There are a lot of solids in water and they will
precipitate in a toilet. Aside from cleaning the bowl filtration and/or
a softener would help.