MacDee Kayla Dual Flush Valve 1.5 - 2" Outlet is fitted inside a toilet cistern and releases the water into the toilet bowl when the flush is activated. It fits both 1.5 and 2” outlets and has a cable length of 400mm. The dual flush button allows for either a full or reduced flush to save water. It has an adjustable overflow from 190 to 330mm. It can be used concealed, close coupled and low level cisterns.