RYOBI Foam Blaster removes dirt, grease, oil, grime, road film and stains with thick clinging foam made from included detergent concentrate. The RYOBI Foam Blaster features an On/Off foam control lever, and can easily attach to a 1/4 in. quick connect spray wand for user convenience. This product can be used to clean vinyl, wood, brick, stucco, concrete, cement, asphalt, fiberglass, tile, stone, aggregate, metal, plastics and vehicles.