Mw2 Extendable + Jollyfill Bi 2 Inch Dual Flush Kit. * Height Of Cisterns (Mm): 300 To 420. * Diameter Of Cover Hole (Mm): 14 To 46. * Mechanism Base (Inches): 2. * Water Saving: Dual Flush. * Control System: Cable Control. * Top Or Front Mechanism: Top Or Front. * Main Characteristics: Adjustable Overflow (240 To 270mm). * Inlet End: 1/2 Inch Plastic. * Filling Rate At 0;1 Bars: 4.1 L/Min. * Functioning Range: 0.1 Up To 16 Bar. * Resistant To Peaks Of Pressure: Up To 20 Bars. * Water Saving Delayed Action: Yes. ** Main Characteristics: * Ultra Quiet (17 Decibels). * Anti Siphoning. * Eliminates Water Hammer. * Water Saving Delayed Action. * All Wirquin Mechanisms Come With A 10 Year Guarantee. * Conform And Or Comply To Sabs; Nf (French Standard); Wras (Uk Standards); Din (German Standards) And En (European Standards). * Flush Valve Tested To 250 000 Cycles. * Packaging Blister