You could also try a combination of vinegar and baking powder. Pour the vinegar on the grout and let it sit for a few minutes. Then add some baking powder and scrub with a scrub brush or toothbrush.
If you have a well system you could also being having staining from dissolved iron which will be a brownish color. If so you may need to use a product called Iron-out. You should be able to find it at a hardware store, Lowe's, Home Depot or Walmart.
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...
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Granddaughter dyed hair black and ruined my brand new vanity top! I've tried bleach and nail polish remover. Nothing is working! Is it a complete losd!
Leslie oh what a chore! To clean My grout, a toothbrush water and hydrogen peroxide, bush on with tooth brush , sit 10-15 minutes & you’re done.
This product with a little elbow grease. https://amzn.to/2I6Yp98
Mineral deposits get lime away and scrub with a brush spray on scrub leave on about 20 min then rinse
You could also try a combination of vinegar and baking powder. Pour the vinegar on the grout and let it sit for a few minutes. Then add some baking powder and scrub with a scrub brush or toothbrush.
If you have a well system you could also being having staining from dissolved iron which will be a brownish color. If so you may need to use a product called Iron-out. You should be able to find it at a hardware store, Lowe's, Home Depot or Walmart.