General description vhbw offers a set of three flat pleated filters designed for multi-purpose industrial vacuum cleaners. These precision-fit filters ensure easy removal and exchange, making them suitable for both wet and dry vacuuming. They help maintain a dust-free environment, making them ideal for allergy sufferers. Technical specifications Filter class: L - M Dimensions (L x W x H): 21 x 11.5 x 5.6 cm Weight of each filter: 130 g Material: plastic / paper Form: rectangular Colour: yellow / orange Washable: Yes Recommended change frequency: every 6 months Compatibility and accessories Compatible with Kärcher NT 14/1 Eco Adv L and NT 14/1 Eco Adv vacuum cleaners Replacement for: 452065, 6.904-068.0, 6.904-156.0 Usage These high-quality filters have a high dust-holding capacity, ensuring efficient dust capture and retention. They allow for both wet and dry vacuum cleaning without the need to change the filter in between. Regular replacement is advised when they no longer clean