Surprising Showdown: Tested Waterless Cleaner vs. Trending Driveway Care We were skeptical but curious about the claims of the CAF Outdoor Cleaning EXIMO® Waterless Concrete Cleaner (3 lbs). Yet, its performance left us impressed. Applied directly to stained driveways, porches, and walkways, we watched as grime dissipated without a single drop of water. The process was swift, and the residue was minimal—no rinsing, no fuss. Our most surprising discovery? The product’s eco-conscious edge; we felt less wasteful and more satisfied. True to its promise, it brightened surfaces without harsh chemicals, proving effective on grease and algae alike. For us, it’s a standout contender in the world of driveway care, blending efficiency with sustainability in effortlessly clean results.