General description vhbw textile filter bags are designed for use with wet/dry vacuum cleaners, specifically compatible with Nilfisk Attix 30-21 PC and 30-11 PC models. These high-quality filters protect the motor from coarse debris during dry vacuuming and are easy to install. The precision design allows for convenient filter changes, and the washable nature of the bags ensures long-lasting use. Technical specifications Length: 25 cm Width: 22 cm Material: textile Colour: blue Weight: 23 g Washable & reusable High tear resistance Compatibility and accessories Compatible with Nilfisk Attix 30-21 PC and 30-11 PC Replacement for 30250135 and 30250135PS Usage Simply attach the textile filter bag over the motor head to prepare your wet/dry vacuum cleaner for use.