General description vhbw offers a set of 4 replacement filters designed for Nilfisk Alto Attix vacuum cleaners. These filters are essential for maintaining optimal suction capacity and ensuring clean air is returned to your environment. Regular filter changes, recommended every 6 to 12 months, help protect the motor from dust and create a healthier space, especially for allergy sufferers. Technical specifications Dimensions (L x W x H): 23.6 x 11.1 x 3.8 cm Material: plastic / fabric Form: rectangular Colour: black / white Weight per filter: 101 g Replacement cycle: approx. every 6 - 12 months Compatibility and accessories Compatible with Nilfisk Alto Attix models: 30-2H PC, 30-2M PC, 30-2M XC, 40-01 PC, 40-21 PC Replacement for part numbers: 778805, 302002842 Installation Quick & easy installation Usage Replace filters when they no longer clean effectively Change filters regularly (every 6 - 12 months) for optimum performance