General description The 4-Pack Replacement Filters for Black + Decker BSV2020G Cordless Vacuum Cleaner are designed to provide perfect compatibility and premium quality. These non-original aftermarket parts are engineered to meet or exceed the original specifications, ensuring good compatibility with the original machine. The HEPA filters effectively capture dust, pollen, and harmful microorganisms, making them essential for allergy sufferers. Technical specifications Type: HEPA filter Quantity: 4-pack Installation Easy installation without tools Simply remove the old filter and insert the new one in the original position Usage Rinse the filter every 30 days to maintain suction and performance Replace the filter every 3 to 6 months for optimal performance