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For double exhaust - It has acoustically insulated drive rods with a quick and tool-free quick adjustment. - For use with Geberit Sigma flush-mounted chips

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Geberit Sigma21 Flush Plate: The Pinnacle of Dual‑Flush Design

The Geberit Sigma21 Flush Plate is a masterclass in functional elegance, engineered to deliver seamless dual‑flush performance while complementing contemporary bathroom aesthetics. Designed for the Geberit cassette system, this flush plate is a critical component that translates user input into precise water delivery for both standard and eco‑flush modes.

Key Design Features

  • Dual‑Flush Capability: The Sigma21 offers two distinct flush volumes—typically a full 6 L for thorough cleaning and a reduced 3 L for water‑conserving situations. This duality is achieved through an integrated pressure‑sensing mechanism that selects the appropriate volume based on user input.
  • High‑Quality Materials: Constructed from durable chromed metal or black glass with chrome accents, the plate resists corrosion, staining, and wear. The choice of material can be tailored to match bathroom décor, from sleek black glass for a modern look to polished chrome for a classic feel.
  • Ergonomic Touch Interface: The plate features a smooth, rounded touch surface that is both intuitive and tactile. Users can easily press the button to initiate a flush, with the plate’s design ensuring that accidental presses are minimized.
  • Seamless Integration: Designed to fit the Geberit cassette system, the Sigma21 flush plate aligns with the cassette’s internal mechanics. This ensures a tight seal and reliable operation, reducing maintenance needs.
  • Low Maintenance: The plate’s surface is engineered to resist mineral buildup and biofilm, making cleaning quick and hassle‑free. A simple wipe with a damp cloth keeps the plate looking new.

Installation and Compatibility

The Sigma21 flush plate is specifically engineered for the Geberit cassette system, which includes a range of cassettes such as the Sigma21, Sigma50 Round, and other Geberit models. Installation involves mounting the plate onto the cassette’s front panel, aligning it with the internal valve mechanism. The process is straightforward and can be completed by a qualified plumber or an experienced DIY enthusiast.

Key installation steps include:

  1. Remove the existing flush plate (if upgrading).
  2. Align the new Sigma21 plate with the cassette’s mounting holes.
  3. Screw securely to ensure a tight fit and prevent leaks.
  4. Test the flush function to confirm proper operation of both standard and eco modes.

Performance Characteristics

  • Water Efficiency: The dual‑flush system reduces water consumption by up to 50% compared to single‑volume flushes, aligning with global sustainability goals.
  • Consistent Flush Pressure: The internal pressure‑sensing technology guarantees that each flush delivers the correct volume, regardless of water supply variations.
  • Quiet Operation: The plate’s design minimizes noise during flushing, providing a tranquil bathroom experience.

Design Variants and Finishes

The Sigma21 flush plate is available in several finishes to suit diverse design preferences:

  • Black Glass with Chrome Accents – A contemporary look that blends seamlessly with modern fixtures.
  • Chromed Metal (High‑Gloss Chrome) – A classic, reflective finish that adds a touch of luxury.
  • Black (Matte or Glossy) – Ideal for minimalist bathrooms where subtlety is key.

Maintenance Tips

To keep the Sigma21 flush plate in optimal condition, follow these simple guidelines:

  1. Regular Cleaning: Wipe the surface with a soft, damp cloth after each use to prevent mineral deposits.
  2. Inspect for Wear: Periodically check the plate’s edges and touch surface for signs of wear or damage.
  3. Avoid Harsh Chemicals: Use mild cleaning agents; strong acids or abrasive cleaners can damage the finish.
  4. Check Seal Integrity: Ensure that the plate remains firmly attached to prevent leaks.

Why Choose the Geberit Sigma21 Flush Plate?

The Geberit Sigma21 Flush Plate combines advanced engineering, aesthetic versatility, and environmental responsibility. Its dual‑flush capability delivers significant water savings without compromising performance, while its robust construction guarantees longevity. Whether you are renovating a contemporary bathroom or installing a new Geberit cassette system, the Sigma21 plate offers an elegant, reliable solution that meets modern standards of efficiency and design.

Conclusion

In the realm of bathroom fixtures, the Geberit Sigma21 Flush Plate stands out as a benchmark for quality and innovation. Its thoughtful design, coupled with superior performance characteristics, makes it an indispensable component for any Geberit cassette installation. By choosing the Sigma21, you invest in a product that delivers lasting value, environmental stewardship, and timeless style.

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Identifiers

Brand
Geberit Geberit is a Swiss company that manufactures plumbing fixtures and systems. It is one of the world's leading providers of sanitary products and systems, and its products are used in residential, commercial, and industrial applications.
MPN
Geberit 115.884.SJ.1
ID
28259561
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