Grohe Eau2 Concealed Dual Flush Cistern – 38743000
The Grohe Eau2 concealed cistern (38743000) is a compact, low-height solution designed for furniture and vanity installations. Supplied as a complete set with pneumatic push button, flush pipe, and Grohe’s AV1 dual flush valve, this cistern is WRAS approved and engineered for long-lasting performance.
Features & Benefits
- Concealed cistern – designed for use in vanity units and furniture applications
- Pneumatic push button actuation (part 38771000) for smooth dual flush control
- Flush pipe 300 mm (part 43352000) included
- Grohe AV1 discharge valve complete (42314000) – factory set to 6/3 litre flush
- WRAS approved for UK compliance
- Low-height build allows easier integration into compact bathroom designs
What’s Included
- Grohe Eau2 concealed cistern – 38743000
- Pneumatic dual flush button – 38771000
- 300 mm flush pipe – 43352000
- Grohe AV1 discharge valve complete – 42314000
Technical Notes
- Factory flush volumes: 6/3 litres
- Height: Low-level design for under-counter and furniture fitting
- Fill valve with adjustable float
- Blue restrictor in fill valve can be removed at <0.5 bar water pressure
Questions & Answers
Is the Grohe Eau2 cistern WRAS approved?
Yes, the Eau2 (38743000) is fully WRAS approved for use in the UK.
What flush volumes does it provide?
The AV1 discharge valve is factory-set to 6 litre (full flush) and 3 litre (half flush).
Can the flush volumes be adjusted?
Yes. The water level can be adjusted on the fill valve to suit your installation.
What type of flush button does it use?
This cistern comes complete with the Grohe pneumatic dual flush button (38771000).
Where is this cistern best suited?
It is designed for low-height installations inside bathroom furniture and vanity units, perfect for compact bathrooms.
Are spare parts available separately?
Yes – the AV1 discharge valve (42314000), pneumatic push button (38771000), flush pipe (43352000), and fill valve are all available individually.