Toilet flush button H4, anthracite

Product detailed description

This toilet flush button is designed for integration into standard cisterns used in residential and commercial buildings. It is commonly installed in single-family homes, apartment blocks, and public facilities where hygiene and durability are essential. The device operates as part of a mechanical flushing system, connecting to internal cistern mechanisms to control water release during a flush cycle. Installers typically work with this component during new bathroom installations or replacement projects, ensuring correct alignment and secure mounting for reliable operation.

When installing this model, attention is paid to the compatibility with existing cistern designs and the positioning of the actuation lever. The ABS plastic construction ensures resistance to repeated use and exposure to cleaning agents. The antracit surface finish provides a neutral aesthetic that blends well with modern and traditional bathroom fittings. The product is intended for use in dry environments and does not require additional waterproofing measures due to its non-electrical nature.

Technical parameters

Material	ABS plastic
Manufacturer	Hydroland
Colour/surface	anthracite
Manufacturer code	STEL.P.H4.AN
Series	H4
Warranty	2 years
EAN	5903887105101
Code	STEL.P.H4.AN
Brand	Hydroland

The technical parameters define the suitability of the model for standard cistern applications. The ABS plastic material ensures a lightweight yet robust construction. The antracit surface is non-reflective and resistant to minor scratches. The H4 series designation ensures compatibility with other components in the range, such as cistern covers and lever arms. The two-year warranty reflects the expected durability under normal usage conditions.

Installation and connection

Installation involves securing the flush button to the cistern cover using the provided fastening hardware. The button is positioned over the internal actuation lever and aligned to ensure smooth engagement. The ABS plastic allows for slight flexibility during fitting, reducing the risk of cracking during tightening. Common installation errors include misalignment of the lever interface, which can lead to incomplete actuation, or overtightening the mounting screws, which may deform the plastic housing. It is important to verify that the lever engages fully and that the button returns to its resting position without friction.

Compatibility and accessories

This model is compatible with cisterns using the H4 series design. It is recommended to use with matching cistern covers and lever arms from the same range to ensure proper fit and function. Related products include the H4 black, gold, chrome, satin, and white variants, which offer alternative finishes for aesthetic coordination within a bathroom scheme. Additional components such as cistern covers or lever arms may need to be ordered separately depending on the existing setup.

Technical background for designers

The operating principle is based on mechanical actuation: pressing the button depresses an internal lever, releasing the cistern valve and allowing water to flow. The ABS plastic is chosen for its balance between rigidity and impact resistance, making it suitable for high-use environments. The antracit finish is applied via a coating process that enhances durability and reduces visibility of dirt. The integration into the system relies on precise alignment with the internal mechanism. The service life is influenced by the frequency of use and the quality of the internal components it connects to.

Service and operation

Routine checks should include verifying the lever engagement and ensuring the button moves freely without binding. No scheduled maintenance is required beyond visual inspection for signs of wear or deformation. If the button becomes loose or misaligned, it should be resecured or replaced. The warranty period applies to manufacturing defects and does not cover damage caused by misuse or improper installation.

Frequently asked questions

Can this button be used with all H4 series cisterns?
Yes, it is specifically designed for compatibility with cisterns using the H4 series lever system.

Is it possible to replace the button without removing the entire cistern cover?
In most cases, the button can be removed and replaced independently using standard tools.

Does the antracit finish fade or wear over time?
The finish is resistant to fading and wear under normal conditions, though excessive abrasive cleaning may affect its appearance.

Can the button be painted to match a different colour scheme?
Painting is not recommended as it may interfere with the mechanical function and void the warranty.

Documents for download

• Toilet accessories (PDF)