Vacuum Cleaner Parts for BV3/1 BV5/1 Dust Extractor Vacuum.Perfect for those suffering from dust or allergic discomfort. Remove dust and allergens while vacuuming to improve air quality in your home. The composite paper dust bag, double filtration dust, high filtration efficiency, effectively inhibit bacterial survival, one-time use, environmental protection and health.Vacuum cleaner dust collector bags, replaceable and convenient to use. Replace vacuum bags every 30 to 60 days. Fits For Vacuum Cleaner: Trap 99.7% microscopic particles, provides advanced protection against the pollutants back into the environment, captures fine particles efficiently, help to keep indoor air fresh and clean. Reduced cleaning time: vacuum bags handle debris quickly and easily, reducing the time needed to clean wet and dry vacuum cleaners. and compact size, easy to store and use. Easy to use and install. Easy to clean and easy to drop Just bags and small debris. Can be used for your daily pick-up to meet