How hot a mix were you using? Thank you!
50/50
1 Like
This is going to make for some fantastic before and afters. I did one a few months ago, with about 3% and a turbo. They had some lichen stains that would not come out. I ended up putting straight 12% and left it. It was gone the next day. I made a post about it titled brick from hell(I think).
12 Likes
That looks awesome 
3 Likes
