In this satisfying video, watch as a stamped concrete patio is pressure washed to perfection, removing years of grease, dirt, mold, and mildew. The transformation is truly mesmerizing as the power ...

Algae, mold and mildew are quite similar to fire. You may think that’s an odd analogy. To create a fire, you only need three things: fuel, oxygen and heat. That’s it, nothing more.