This 16\" BE Pressure Whirlaway Rotary Surface Cleaner is suitable for a wide range of surface areas  The 16\" Whirlaway flat surface cleaner that makes it quick and easy for the operator to clean walkways, patios, decks, driveways, sidewalks, and other medium to large surface areas. This surface cleaner contains steel two arm rotary bar and a polypropylene cover that keeps spraying water away from the operator and enclosed within the tough cleaner head. Its rotary head ensures that performance is maximised to get the best cleaning results possible, whilst keeping the unit lightweight and cost-effective.  The trigger gun once pulled half-way, becomes easy to hold during the application, and lends itself well to the overall function of the surface cleaner. We recommend that you supply grease to the rotary head every 30 - 40 hours of use. Simply add a small squirt of automotive grease, do not overfill with grease as it will bog down the rotary head. Features: Polypropylene 16\" cover 4,000 PSI Max Pressure 16\" Diameter head  Nylon brush skirt  Welded steel two arm rotary bar Specification Maximum pressure: 276 Bar Maximum flow of 30l/pm Recommended Minimum Flow Rate 8l/pm Maximum temperature 80ºC