GROHE dampening spray head cartridge 42300000 for faucets, replacement part

The GROHE dampening spray head cartridge is a replacement component designed for use in compatible GROHE faucet spray heads and aerators. It reduces flow noise, smooths water delivery and restores proper spray performance in mixer taps without the need to replace the entire faucet assembly. The part is intended for maintenance and repair of kitchens and bathrooms where GROHE-compatible spray head technology is used.

Advantages

This replacement cartridge improves water flow characteristics by dampening turbulence and reducing splashing and noise. It re-establishes consistent spray patterns and pressure control, supporting stable water delivery during daily use. Because it is a single, targeted spare part, installation is quicker and more cost-effective than replacing the full faucet, and it helps extend the functional life of the existing mixer tap.

Suitable for

• Repairing GROHE-compatible faucet spray heads and aerators
• Reducing noise and turbulence in kitchen or bathroom mixers
• Routine maintenance to restore smooth water flow
• Replacing worn or damaged internal spray components

Key specifications

• Function: dampening cartridge for spray head and aerator
• Application: compatible with GROHE mixer tap spray heads
• Effect: reduces noise and smooths water flow
• Installation type: replaceable internal cartridge for spray head

How to use

Turn off the water supply before beginning the replacement. Remove the spray head or aerator according to the faucet manufacturer’s instructions, then extract the old cartridge and install the GROHE dampening cartridge in the same position. Ensure seals and seating surfaces are clean and correctly aligned, then reassemble the spray head and restore water supply. Test the spray to confirm reduced noise and correct flow behavior. If uncertain, consult the faucet manual or a qualified technician.

Usage recommendations

Use genuine replacement parts and follow manufacturer guidance to ensure reliable performance. Regular inspection and cleaning of the spray head and internal components will prolong service life and maintain optimal water flow characteristics.