General description vhbw offers a set of 5 HEPA filters designed for Nilfisk Alto vacuum cleaners, including models 1402666010 and 140 2666 010. These filters are engineered to enhance suction capacity and effectively filter out dust, allergens, and animal hairs, making them an excellent choice for allergy sufferers. With a larger surface area compared to standard filters, they ensure cleaner exhaust air by trapping even the smallest particles. Technical specifications Outer diameter: 374 mm Diameter opening: 117.3 mm Height: 4 cm Material: plastic / microfleece Weight per filter: 628 g Form: round Colour: grey / white Compatibility and accessories Compatible with Nilfisk Alto models 1402666010 and 140 2666 010 Other information Content of delivery: 5x vacuum cleaner filters