For removing difficult stains on all stone types try the following steps before consulting an expert.
Really need to contact the manufacturer for their suggestions so you won't damage and void your warranty.
I agree about contacting the company. What type of stone?
How new or old is the sink?
I would think that even if it came with any sort of warranty when it was brand new, it has likely already expired.
Every time I clean my mirrors, they end up having tons of streaks and almost look worse than before I started. What could I use to clean them that won't leave streaks... See more
Help! I burned my pan. How do I clean stainless steel cookware that's been burned?
How to clean glass shower doors
What is the best way to clean hardwood floors in the kitchen?
My kitchen cabinets are embarrassingly greasy. Please share your degreasing tips with me so I don't have to cringe every time I glance at my cabinets.
The stain around the drain won’t come off w/scrubbing pads or pumice stone. It’s a tough stain. Seems to be embedded.
For removing difficult stains on all stone types try the following steps before consulting an expert.
Really need to contact the manufacturer for their suggestions so you won't damage and void your warranty.
I agree about contacting the company. What type of stone?
How new or old is the sink?
I would think that even if it came with any sort of warranty when it was brand new, it has likely already expired.