Skip to Content

Articles Search Results

I have a marble floor job that has several coats of polyurethane on it. I want to remove this coating and restore the stone to its original condition but the floor is located in a hospital and I cannot use any chemical that has a noxious odor.

There are several ways to remove polyurethane coatings without using strong odor chemicals. Space age technology has arrived and there are some new products on the market available for removing these coatings and some have no odor at all. These... Read More

I applied a water based penetrating sealer to a marble floor and it left a very thin film on the surface that has a rainbow color to it. I have tried everything to remove it and it won’t budge. How can I remove this film?

This is a common problem with water based impregnators that contain sodium methylsiliconate. The film can only be removed by re-polishing the floor with polishing powder and a buff colored pad. If the film is real thick it may need to be honed off.... Read More

We have an interior granite wall that has some silicon caulking used in the grout joints. The silicon caused staining along the grout edges. We poulticed the stain and successful removed the staining, However after three months the stain is returning

First, did you remove the silicon caulking. If the source of the staining is not removed it will continue to be a problem. I would recommend removing the silicon caulking and replacing it with a non-staining urethane caulking. If you did remove the... Read More

I have a job on an historical church, built before the turn of the century. The church is made of a gray type granite and has been attacked by vandals with spray paint. How do we remove the paint without destroying the stone?

There are several methods that can be used to remove spray paint. Since the church is an historical property I would highly recommend contacting a professional who has had experience with Historical Buildings. Time is of the essence, the quicker you... Read More

We have a large water fountain in our hotel lobby made of coral stone. the problem we have is that there is a copper basin that holds the water. The copper is causing the coral stone to turn green and we are finding large green and white, hard deposi

The hard, green deposits you describe is a combination of calcium deposits from the water and copper from the basin. The easiest way to remove them is to use a pressure washer. Be sure to test the pressure washer on an inconspicuous area, since too... Read More

Results 1 - 10 of 307