General description vhbw offers a set of 4 replacement filters designed for standard, wet, or multipurpose vacuum cleaners. Regularly changing your filters (every 6 to 12 months) ensures optimal suction capacity and filters out residual dust not captured by the filter bag, allowing only clean air to be returned to your environment. This helps protect the motor from dust and creates a dust-free, pet-hair-free space, making it ideal for allergy sufferers. Technical specifications Filter class: L - M Dimensions (L x W x H): 21.2 x 18 x 4 cm Weight per filter: 203 g Form: rectangular Colour: black / white Replacement cycle: approx. every 6 - 12 months Other information Content of delivery: 4x vacuum cleaner filters Quick & easy installation