Product Description
GROHE Rapid SL installation system – swift to fit with a low-noise flush and water-saving feature
The GROHE Rapid installation system for wall-hung toilets is the swift, hassle-free option for installing a wall-hung WC which also features some smart features you’ll love. The steel frame is certified to hold loads of over 400 kg for ultimate stability and it can be installed in front of a solid wall or within a stud wall in next-to-no-time thanks to the GROHE QuickFix system with ToolFree feature, which requires no tools to connect hose, inspection shaft and water supply. The GROHE EcoJoy dual flush system is kinder to the environment, reducing water consumption by up to 50%. Noise transmission to the building is kept to a minimum thanks to GROHE Whisper technology, engineered with low-noise fittings and separate plumbing. To install this product, please purchase the 3855800M wall brackets. Choose from over 130 attractive flush plate designs to complete the installation.
- with flushing cistern GD 2 , 6 l - 9 l
- for on-the-wall installations or studded walls
- powder coated steel frame, self-supporting
- TÜV approved
- 2 WC fixing bolts
- fixing device for ceramic
- WC ceramics with small bearing area (< 205 mm) require
additional accessory 38 779 000 - distance of fixing bolts 180/230 mm
- outlet bend Ø 90 mm
- depth adjustable
- reducer Ø 90/110 mm
- inlet and outlet connecting set
- flushing cistern GD 2, 6 - 9 l, containing following features:
- water supply from left/right or back
- Insulated against condensation
- ½" water supply connection including integrated
angle valve and push fit flexible hose union - for on-the-wall installation please order wall brackets 38 558 00M (sold separately)
- for mounting of small flush plates please order
revision shaft 40 911 000 (sold separately)
Technical Information
CAD Data
Spare Parts

Pos.-nr. | Prod. description | Order-nr. |
---|---|---|
* Optional accessories | ||
1 | Threaded bolt | 4276400M |
2 | WC inlet and outlet connecting set | 37311K00 |
2.1 | Basin fastening | 43511SH0 |
2.2 | Connector | 37119000 |
3 | PP-outlet bend Ø 90 mm | 42327000 |
4 | Reducer | 42242000 |
5 | Support for outlet bend | 42243000 |
6 | Inspection shaft | 66791000 |
7 | Filling valve | 37095000 |
7.1 | Lever | 43734000 |
7.1.1 | Seal | 4377000M |
7.2 | Valve head | 43536000 |
7.3 | Membrane | 4375800M |
7.4 | Screw cap | 43735000 |
7.5 | Valve float, 5 pcs. | 4379100M |
7.6 | Dummy plug and escutcheon cap | 37125000 |
7.7 | Compression nut | 43258000 |
7.8 | Throttle | 42356000 |
7.9 | Set of seals | 43722000* |
8 | Support device | 42246000 |
9 | Connecting hose | 42233000 |
9.1 | Sealing washer | 0319100M |
10 | Headpart | 42385000 |
11 | Dual Flush discharge valve AV1 | 42320000 |
11.1 | Extension for overflow pipe | 42313000 |
11.2 | Pneumatic hose | 42319000 |
11.3 | Seal | 42310000 |
12 | Valve seat for GD2 | 42315000 |
13 | Wall brackets | 3855800M* |
14 | Xtra wall brackets, flexible placing | 38733000* |
15 | Set for noise protection | 37131000* |
16 | Retrofit set | 38796000* |
17 | 4.5 l adapter for GD2 | 42333000* |
18 | Accessory | 38779000* |
Warranty Information
GROHE Guarantee
GROHE products are designed to be both visionary and innovative with quality always guaranteed. Purchasing GROHE products means your investment is perfectly balanced in terms of quality, technology and design with sustainable production.
The 10 years plus Manufacturer’s Guarantee
GROHE shall grant guarantee services to the end consumer in accordance with the terms and conditions set forth below for all products supplied to the end customer under the GROHE brand, which are tagged as products to which the “Grohe 2 years plus Manufacturer’s Guarantee” is applicable.