Very Simple and Effective.
Plastic. Fluidmaster water-saving flush valve and top button kit.
Unique Water-Saving Adjust-A-Flush Valve
Replaces Top Operated Dual Flush Valve
Works Efficiently With Today's 6Ltr Cisterns
Fits Most Cisterns with 2" Outlet
Internal Overflow Eliminates Need for External Plumbing
Easy to Install