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Geberit Concealed Dual Flush Furniture Cistern & Push Button - 109.724.21.1 (x 3)

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A concealed or hidden cistern is designed to be used with a back to wall toilet. 

This easy to fit cistern is specifically designed to be installed inside a furniture unit and cannot be installed inside the wall. 

Application purpose 

•For installation in bathroom furniture (minimum required height: 790 mm from finished floor) 
Not suitable for solid constructions 
•For back to wall floor-standing WCs 
•For dual flush 


•Tough durable plastic that will not crack easily 
•Dual flush 6 and 3 litres 
•Pneumatic chrome air operated gloss chrome button 
•Top or front access 
•Water supply connection is at the bottom left (inlet) 
Please ensure the furniture unit has top or front access for future cistern maintenance 
•Cistern fulfils standard requirements in accordance with EN 14055, Class II 

Technical data 

•Flow pressure: 0.1 - 10 bar 
•Maximum operating temperature, water: 25°C 
•Flush volume, factory setting: 5.8 and 3 litres 

Supplied with 

•Dual flush pneumatic button 
•90° flush bend (can be cut to size) 
•Fastening material 

Overall dimensions (main cistern body only): Width 464 mm x Depth 132 mm x Height 355 mm 
Please see the technical diagram for other dimensions. 

1 year manufacturer's warranty, 25 years parts availability guarantee 

This Geberit concealed cistern is reliable, durable and takes care of the basics with ease! 

This listing is for (3) Items.