1. Reasonable price 2.Water-saving, 3.Adjustable for full flush volume 1. The height of the flush valve is 200mm(other specification: 220, ... specification: 220, 280mm)3. Dual flush system, the full flush volume is adjustable, saving water.4. Working water pressure: 0.02~0.8 kg ... design, can stop water quickly, and quite performance.8. Provide two bases for one-piece and two piece toilet.9. Easy ...