Q. We had a new lueders limestone fireplace surround installed. There are darker stripes on each side of all grout lines. Installer said grout was not acrylic, but grout did have some colorant. Stone has dried now three weeks and stains still present. What is cause, and how can stains be removed?
Article ID: 230
Created: August 3, 2010
Last Updated: August 17, 2020
Author: Admin
Online URL: https://sr-manual.com/kb/article/grout-has-stained-lueders-limestone-230.html