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ProSys 120 M Built-In Tank, Concealed Dual-Flush Cistern

SKU: 390100107077

Ideal Standard ProSys 120 M built-in cistern (R0156) with mechanical dual-flush and SmartValve tech. Compact concealed WC tank with adjustable flush volumes.

AED 434
AED 434
MRP is inclusive of all taxes
Color: White
Material
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Note :
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* Reasonable dimensional tolerances apply; slight measurement variances are acceptable and industry‑standard. View Product details
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Summary
Brand:
Ideal Standard
Series:
ProSys
Mounting:
Wall Mounted
Colour:
Material:

The Ideal Standard ProSys 120 M Built-In Tank (Model R0156) is a premium concealed cistern engineered for modern bathrooms where aesthetics and performance matter. Featuring dual-flush operation (4/2 L adjustable) for efficient water use and reliable mechanical actuation, this built-in tank is designed to fit within solid or dry wall constructions behind wall-hung or back-to-wall toilets. Its compact, low-depth profile makes it suitable for space-efficient installations while supporting a wide range of flush plate controls and components. Ideal for residential, hotel, office and commercial washrooms,

Key Features

  • Built-in concealed cistern hidden within wall for sleek bathroom aesthetics.

  • Dual-flush mechanical actuation adjustable between 4 L and 2 L volumes for water savings.

  • SmartValve technology optimized water fill and delayed fill function for efficiency.

  • Compact 120 mm depth ideal for slim wall cavities and space-saving installations.

  • Neutral finish (code 67) integrates with any frame or wall system. 

  • Compatible with a variety of flushplates (mechanical, pneumatic or electronic) with optional kits.

  • Designed for residential, hotel, office, healthcare & high-traffic washrooms.

Specifications
ProSys 120 M Built-In Tank, Concealed Dual-Flush Cistern
Dimensions
Length:
126mm
Width:
490mm
Height:
425 - 645mm
Capacity & Weight
Weight:
2.92kg
Technical
Operation Type:
Mechanical dual-flush
Installation Details
Type:
Concealed cistern / Built-in tank
Downloads
The 2D and 3D files available are to be used exclusively for planning and must not be used to gauge precise measures for incisions or interlocking. The drawings indicate the sizes required (in mm) in compliance with standard tolerances. For exact sizes, we recommend measuring the finished product.
Specifications
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