Item Type: RV Toilet Vacuum Breaker KitReplace Part Number: 385316906Installation Type: Direct replacement installationApplication:Fit for 110, 111, 130, 131, 147, 148, 149, 210, 248, 506+, 508+, 509+, 510+, 511+, 547+, 548+, 557+, 558+, 606, 647, 648, 706, 709, 711, 712, 748, 749, 806, 808, 847, 848, 910, 911, 913, 1006, 1008, 1047, 1048, 1049, 1088, 1106, 1147, 1148 , 1548, 1606, 1609, 1648, 2010 and 2011 toilets 1Part Number: Vacuum breaker kit replace part number is 385316906 for reference. Please double check the part number of your item to ensure perfect fit. 2Strong Compatibility: Water valve replacement kit is fit for 110, 111, 130, 131, 147, 148, 149, 210, 248, 506+, 508+, 509+, 510+, 511+, 547+, 548+, 557+, 558+, 606, 647, 648, 706, 709, 711 toilets, etc. 3Practical Tool: 4 stainless steel clamps and 1 rubber ring are included to ensure complete sealing performance for long life and stability of the kit. 4High Performance: Clamps and rubber rings ensure that they are tightened to the hose to prevent leaks and are less likely to break. 5Ideal Replacement: Used to refurbish and repair the original aged and damaged vacuum breaker kit, restoring your toilet flush function to new!1 xVacuumBreakerKit(6PCS) 1 x User Manual