We Added Performance Features To Make Kreepy Krauly Bull Shark Pro Relentless In Its Pursuit Of Dirt And Debris; While Keeping It Affordable And Sensationally Dependable. Bull Shark Features A New; Patented Silent Flapper Design. This Sole Operational Moving Part Creates The Kinetic Energy That Powers The Bull Shark Pro Around Your Pool. Elegantly Simple And Highly Reliable; This Dependable Design Has Been Proven In More Than 3 Million Pools Worldwide. Other Features Include; Powerful Vacuum Action And Extra-Wide Mouth Capture Large And Small Debris For Spotless Cleaning. Patented Seal Design And Built In Bumper Help Bull Shark Manoeuvre Around Obstacles For Uninterrupted Performance And Total Cleaning Coverage. Simple Design For Long; Dependable Life. Silent Flapper Is The Only Moving Part. No Diaphragm To Replace. Installs In Minutes-No Tools Required. Hoses Not Included. Contact Kreepy Krauly Customer Care Via Www.Kreepykrauly.Co.Za For Advise In Selecting The Right Parts For Your Pool Cleaner.