General description vhbw offers a high-quality, precision-fit HEPA filter designed for air purifiers, particularly suitable for allergy sufferers. This filter effectively extracts tiny dust particles and impurities, such as household dust and pollen, from the air, ensuring a cleaner and healthier indoor environment. Its enlarged surface area allows for thorough filtration of pollutants and even odours, resulting in improved air quality. Technical specifications Dimensions (L x W x H): 42.8 x 40.2 x 3.8 cm Particle filter classification: H12 Weight: 695 g Material: filter paper Colour: red / white with red plastic frame Replacement cycle: every 12 months Compatibility and accessories Compatible with: Lux Aeroguard 4 S, Aeroguard Usage HEPA filters are disposable and should be replaced every 12 months for optimal performance.