The Telescopic wide brush has six rows of carbon steel bristles, so it's ideal for scrubbing large surfaces in a short space of time, such as concrete floors or decking. The narrower brush has a built-in pointed scraper that's great for removing weeds from cracks and joints. The handle is made of lightweight steel

And one flat brush-head scrubs away patio and decking moss
cleaner brush tools can be widely used on tile floors, hardwood floors, glass surfaces and cement floors in bathrooms, kitchens, showers, walls, garages and patios.