General description This high-quality anti-calc filter cartridge from vhbw is designed specifically for steam cleaners, effectively removing calc deposits to enhance performance and extend the service life of your device. The cartridge is easy to install and should be replaced approximately every 6 months for optimal results. Technical specifications Colour: White Weight: 6 g Diameter: 3.5 cm Length: 8 cm Compatible with high-pressure cleaners featuring a 3/4" external water connection Compatibility and accessories Compatible with Nilfisk D-PG 140.4-9 X-tra Compatible with Nilfisk E 145.4-9 PAD X-tra Replacement for Kärcher models: 4.730-059, 4730-050.0, 5.731-050, and others