UrbanScrapper
New member
- Joined
- Sep 11, 2017
- Messages
- 4
I had a bucket of CuCl AP solution stored next to the wall of my house. During a heavy rainstorm a tree branch punctured the lid and splashed the AP solution on the siding leaving a brown/green stain. H2O2 doesn't touch it. Neither does a pressure washer. Any suggestions?