Expert Answers in cleaning
What caused my limestone tile to develop a yellow/brown stain along its edge?
ANSWER - Normally if you have a yellow/brown rust-like color stain it is due to a combination of the stone being subjected to excessive moisture and due to the presence of metal, or that the…
Read MoreWhy is my Bluestone Patio Tiles coming Loose and Have Efflorescence?
ANSWER - If the flagstone shaped Bluestone is loose and has excessive efflorescence staining then it wasn't installed correctly. If the patio had been designed correctly and the stone installed properly it should perform well…
Read MoreWhat is the cause of my grout staining, and how can I remove the stain?
ANSWER - You didn't mention what kind of tile you had. Natural stone of various types are known to contain ferrous oxide that can lead to staining in the tile or the adjacent grout. Since…
Read MoreHow to Remove and Prevent Efflorescence from Coming Back?
ANSWER - Severe efflorescence is a symptom of an excessive moisture problem. Removing the efflorescence stain is treating the symptom rather than the problem. Efflorescence is a mineral stain. Minerals are forms of salts that…
Read MoreHow can I clean the Grey Limestone Pebbles to remove the Brown Stain from Grouting?
ANSWER - There are different types of limestone. The low density limestones are porous and more susceptible to staining. Medium density limestones are less porous, and high density limestones are even less porous. All of…
Read MoreWhy do I now have Problems with my Limestone After it was Cleaned and Re-Sealed?
ANSWER - Refinishing or restoration of stone floors is a common maintenance process. There are many levels and degrees of what that might involve. Typically the stone floor will be cleaned with cleaning solutions and…
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