1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your hansgrohe Finoris Single Lever Bath Mixer, Model 76420000. Please read these instructions carefully before installation and use to ensure proper function and longevity of the product.

Image 1.1: The hansgrohe Finoris Single Lever Bath Mixer (76420000) in Chrome finish.
The hansgrohe Finoris bath mixer features a slim design and high-quality ceramic mixer system, offering precise control over water volume and temperature. It includes an intuitive Select button for switching between bath filler and shower head functions, and AirPower technology for a softer, less splashing water jet.
2. Setup and Installation
The hansgrohe Finoris Single Lever Bath Mixer is designed for exposed installation and fits existing standard S-connections (size G ½, DN15).
2.1 Included Components
- Single-lever bath mixer tap
- Rosettes
- S-connectors
- Instruction Manual (this document)
2.2 Installation Steps
- Ensure the main water supply is turned off before beginning installation.
- Attach the S-connectors to the existing wall connections. Ensure they are properly sealed and aligned for the mixer.
- Mount the rosettes over the S-connectors.
- Connect the single-lever bath mixer to the S-connectors. Tighten securely, ensuring all seals are correctly seated to prevent leaks.
- Verify the mixer is level and firmly attached to the wall.
- Turn on the main water supply and check for any leaks.

Image 2.1: Technical drawing showing dimensions and connection points for installation.
3. Operation
Your hansgrohe Finoris bath mixer is designed for intuitive and comfortable use.
3.1 Water Flow and Temperature Control
- The single lever controls both water flow and temperature.
- Move the lever up to increase water flow and down to decrease it.
- Move the lever to the left for hot water and to the right for cold water.
- The high-quality ceramic mixer system ensures smooth and reliable control.

Image 3.1: Operating the single lever for water flow and temperature adjustment.
3.2 Switching Between Bath Filler and Shower Head (Select Function)
- To switch between the bath filler and the shower head, press the "Select" button located on the left side of the mixer.
- The mixer features an automatic return function, which switches the flow back to the bath filler once the water is turned off.

Image 3.2: The 'Select' button allows easy switching between bath filler and shower functions.
3.3 AirPower Technology
- The bath filler incorporates hansgrohe's AirPower technology, which enriches the water with air.
- This results in a softer, fuller water jet that splashes less, enhancing comfort and reducing water waste.

Image 3.3: AirPower technology creates a softer, less splashing water stream.
4. Maintenance and Care
Proper care will ensure the lasting beauty and functionality of your hansgrohe Finoris bath mixer.
4.1 Cleaning the Chrome Finish
- The high-gloss chrome finish is designed to be easy to clean due to its smooth surfaces.
- Use only mild cleaning agents specifically designed for chrome or bathroom fixtures. Avoid abrasive cleaners, scouring pads, or solvents, as these can damage the finish.
- Apply the cleaner to a soft cloth, then wipe the mixer. Rinse thoroughly with clean water and dry with a soft cloth to prevent water spots.
- Regular cleaning helps maintain the expressive character and shine of the mixer for many years.
4.2 General Care
- Periodically check all connections for tightness to prevent leaks.
- If water flow decreases, check the aerator at the spout for mineral buildup and clean as necessary.
5. Troubleshooting
This section addresses common issues you might encounter with your bath mixer.
| Problem | Possible Cause | Solution |
|---|---|---|
| Low water flow | Clogged aerator or mineral buildup. | Unscrew and clean the aerator. Soak in vinegar if mineral deposits are present. |
| Leaking from spout or handle | Loose connections or worn seals/cartridge. | Check and tighten all connections. If leaking persists, the ceramic cartridge may need replacement (contact support). |
| Difficulty switching between bath/shower | Mechanism obstruction or malfunction. | Ensure the button is pressed fully. If the issue continues, contact hansgrohe customer support. |
| Inconsistent water temperature | Water heater issues or mixer cartridge problem. | Check your water heater settings. If other faucets work correctly, the mixer cartridge might need inspection (contact support). |
If you are unable to resolve an issue using the troubleshooting steps above, please contact hansgrohe customer support.
6. Specifications
Key technical specifications for the hansgrohe Finoris Single Lever Bath Mixer (Model 76420000):
| Feature | Detail |
|---|---|
| Brand | hansgrohe |
| Model Name | Finoris Single Lever Bath Mixer |
| Part Number / Model Number | 76420000 |
| Finish Type | Chrome |
| Material | Metal (Ceramic cartridge) |
| Mounting Type | Exposed / Surface-mounted |
| Number of Handles | 1 |
| Installation Type | Surface-mounted |
| Item Weight | 3.12 Kilograms (6.86 pounds) |
| Product Dimensions | 8.19 x 12.05 x 3.86 inches |
| Maximum Pressure | 10 Bars |
| Recommended Uses | Bathroom (Bath tub) |
| Handle Location | Left |
| Spout Design | Gooseneck high-arc |
7. Warranty and Support
hansgrohe stands behind the quality of its products.
7.1 Warranty Information
- Spare parts for the Finoris range can be purchased up to 15 years after the product line has been discontinued.
- Please refer to the official hansgrohe website or your purchase documentation for complete warranty terms and conditions.
7.2 Customer Support
For technical assistance, spare parts, or any other inquiries, please contact hansgrohe customer support. You can find contact information on the official hansgrohe website or through your local retailer.
Visit the hansgrohe Store on Amazon for more information and products.







