Hello, Triver - We're sorry that this cleaning kit hasn't met your expectations! These brushes work best on tile, granite, fiberglass, and carpet. To clean your brick patio, we recommend trying out our hard bristle brush cleaning kit as it is ideal for concrete, brick and other heavy-duty applications. If you are interested, please search for model number (A95HBK1) on The Home Depot's website, or utilize the link below! We thank you for taking the time to leave a review and if you want to share more, then please contact us anytime at Reviews@RYOBItools.com.
Hard Bristle Brush Cleaning Kit (2-piece)
https://www.homedepot.com/p/RYOBI-Hard-Bristle-Brush-Cleaning-Kit-2-Piece-A95HBK1/311738443