Bayonet Water Filters & Filter Heads | Water Pro, Everpure, 3M & More

Bayonet Filter Cartridges and Filter Heads

Bayonet water filters are one of the most widely used solutions for drinking water filtration in residential, commercial and Ho.Re.Ca. applications. Their quick-twist connection system allows fast cartridge replacement, making routine maintenance simple while ensuring reliable system performance.

This category includes a comprehensive range of bayonet filter cartridges and filter heads from leading water treatment brands, suitable for point-of-use filtration systems, water dispensers, sparkling water systems, beverage equipment and commercial installations.

Our range includes products from:

together with compatible and original filter heads available in different configurations to suit a wide variety of installations.

Available filtration technologies include:

  • Carbon block
  • Carbon block with pleated membrane
  • Granular Activated Carbon (GAC)
  • Hollow fibre membranes
  • Ion exchange resin filters
  • Remineralisation filters

Depending on the model, these filters help improve the taste and odour of drinking water, reduce chlorine, remove sediments and fine particles, and protect connected equipment from limescale and selected contaminants.

The range is completed by bayonet filter heads featuring different inlet and outlet configurations, shut-off valves and installation options, ensuring maximum compatibility with both new and existing water treatment systems.

Whether you are an installer, distributor or water treatment professional, this category offers reliable filtration solutions designed for high performance, easy maintenance and long service life.

WaterPro NS03
Water Pro NS03 Filter
Cartridge for drinking water treatment. Contains weak acid ion exchange resin for the reduction of carbonate hardness.Impregnated with zinc ions for bacteriostatic protection.The cartridge is designed for use in a wide range of drinking water dispensers and beverage equipment to reduce carbonate hardness and help prevent limescale formation.All Water Pro cartridges have no expiration date when stored correctly. They should be kept in a dry place, away from heat sources and protected from direct sunlight.Disposable cartridge. Not intended for regeneration.
WaterPro NS11
Water Pro NS11 – Professional Cartridge for Carbonate Hardness Reduction
The Water Pro NS11 is a professional filter cartridge designed for drinking water treatment using weak acid ion exchange resin, specifically developed to reduce carbonate hardness (temporary hardness). It helps prevent limescale build-up, protecting coffee machines, water dispensers, sparkling water systems and a wide range of professional beverage equipment.
WaterPro NS32
Water PrWater Pro NS32 – High-Capacity Professional Cartridge for Carbonate Hardness Reduction
The Water Pro NS32 is the highest-capacity model in the NS Series, making it the ideal solution for professional installations with high water consumption. Designed to deliver extended service life, reduced maintenance costs, and continuous system performance, it is perfectly suited for demanding commercial applications.

The cartridge features weak acid ion exchange resin impregnated with zinc ions, offering a filtration capacity of up to 32,700 litres (depending on the inlet water hardness) with a 5 μm filtration rating. It is fully compatible with Water Pro and Everpure® filter heads, ensuring quick installation and easy cartridge replacement.
WaterPro J1NS











Water Pro J1NS – Professional Cartridge for Carbonate Hardness Reduction
The Water Pro J1NS uses the same weak acid ion exchange resin technology as the NS Series but is specifically designed for higher flow rates and demanding commercial installations. It is the ideal solution for Ho.Re.Ca., Office Coffee Service (OCS), vending, and other professional water treatment applications where high performance, continuous operation, and reliable limescale protection are essential.







WaterPro MN11
Water Pro MN11 – Professional Deacidifying and pH Stabilizing Filter Cartridge
The Water Pro MN11 differs from the NS Series filters. Rather than reducing water hardness through ion exchange resin, it is specifically designed to neutralize acidic water (deacidification) while naturally replenishing calcium and magnesium, helping to stabilize the water's pH.

The cartridge features Filter Bed technology with a 5 μm filtration rating, offers a treatment capacity of up to 15,000 litres, and is fully compatible with Water Pro and Everpure® filter heads, ensuring quick installation and easy cartridge replacement in professional water treatment systems.