The overflow tube is available in 212mm-347mm
Half adjusting float up,half flush volume decrease,float down,flush volume increase
Half adjustor up,half flush volume decrease,half adjustor down,half flush volume increase
Full adjustor up,full flush volume decreases,full adjustor down,full flush volume increase.
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Manufacturer For Dual Flush Toilet Complete Conversion Kit,Dual Flush Pro Complete Toilet Conversion Kits, Including Installation Instructions, Retailer Purchasing, Wholesale Purchasing