Stain and Etch Removal

Q. How would I remove a WD40 stain from an unsealed limestone hearth? A.  To remove WD-40 from unsealed limestone, we recommend the poultice method of stain removal. Mix a good degreaser, which can be purchased at Home Depot or Lowe’s,... Read More

Q. Some lime juice got spilled on my Bluestone table top and it left a big dull spot. Is there anything I can do to bring back the shine?   A. Maybe. If the etch is severe (deep to the point that it looks and feels rough), then you will need to... Read More

Q. How do I remove melted wax rings from candles on a Bluestone outside fireplace mantle?   A. Bluestone is porous, so the candle wax has made its way into the pores of the stone. This will need to be removed first, and then if any staining has been... Read More

Q. When we had our new slate hearth put in a few years ago we also had our living room plastered the following day. The plasterer did not put any protective dust sheets down which resulted in our beautiful new hearth being stained with plaster... Read More

Q. I spilled some coffee in my tile and it won‘t come off. I tried floor cleaning solution, vinegar and water, vinegar and baking soda, watered bleach, hydrogen peroxide. Nothing seems to work. I am pretty sure it is porcelain tile. Once you... Read More

Q. How do I remove a candle wax stain on bluestone? A. Here are the full instructions for candle wax stains: To remove candle wax that melted into the pores of the stone: Use a hot clothing iron (preferably one you don’t mind getting wax on)... Read More

Q. My pickling vinegar bottle (7 percent acidic) leaked on my flagstone (limestone?) floor. I made a paste of baking soda and applied after washing the floor with Marbalex stone floor cleaner. I let the paste sit for the afternoon to no avail. I... Read More

Q. Unfortunately, I had a decorative Halloween candle holder with the fake light in it turned on. Part of the black plastic from the candle holder melted from the heat of the cast concrete fireplace and ran down the mantel. I cannot get the stain out... Read More

Q. I was reading your Stain Management Application about cleaning vinegar stains, and in the types of stains on the left, vinegar is not listed. I was hoping you could clarify what poultice and method to use. Vinegar diluted with water was... Read More

Q. There is a discoloration on my granite from where I suspect Miracle Grow leaked through the planter pot. The granite finish is still perfectly smooth. How do I remove this stain? The stain is the same color as the Miracle Grow. A Miracle Grow... Read More