Pentair GW9018 Vacuum Regulator Replacement Kit Kreepy Krauly Lil Shark GW9000 Automatic Pool and Spa Cleaner Vacuum regulator replacement kit Fits Pentair Kreepy Krauly Lil Shark automatic pool and spa cleaner model GW9000 Measures 5-3/4-inch length by 2-inch width by 5/8-inch height