Quote:
Originally Posted by troutman
I need to remove stains from my driveway. I applied Grez-Off twice, and it does look better. I think I will need to do a couple more treatments. Coca-Cola is said to work too (very acidic).
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Concrete cleaner works way better.
https://www.homedepot.ca/search?q=co...rete%20cleaner
I've used this stuff and it works amazing. It took off all the blood stains.
https://www.homedepot.ca/product/beh...79l/1000518279
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