The Roca Duplo One Compact Concealed Cistern is the perfect partner for the seamless installation and exceptional performance of a back to wall toilet in bathrooms with limited space.This flawless back to wall cistern combines space-efficient design with versatile functionality. With a reduced cistern depth of just 80mm and compatibility with both solid and drywall constructions, it serves as an excellent choice for installations in tight areas commonly found in en-suites and cloakrooms.Various dual flush options are provided: a preset 6/3 litres and an adjustable setting of either 4/2L or 4.5/3L, facilitating a choice of water saving possibilities. Furthermore, the complete insulation prevents the build-up of condensation, protecting surrounding structures from moisture-related damage.This package includes all essential components for a professional setup, featuring a WC Connection Set along with a comprehensive instruction manual, a fixing kit for secure installation to both the floor and walls, and a tiling set that includes protection caps and cubes to guarantee an impeccable finish.Please Note: This system is compatible with Roca's Duplo One PL1, PL2, PL3, PL7, PL10 operating panels, as well as EP3 electronic toilet flush plates (sold separately). Please see the required products section.Minimum Fixation Depth: 80mm.1/2” water supply.Flow pressure ranges from 0.1 to 10 bar.Water Inlet Position: Top.

Last updated: 07/08/25

compact

concealed

One

Back to Wall Cisterns

Dual Flush Concealed Cisterns

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