If your vacuum has lost suction power or you find your allergies acting up at home, your vacuum filter may be to blame. The filter is located inside the vacuum’s dust cap and is easy to remove and replace. Filters should be replaced every six months for optimal vacuum functionality. These replacement filters are designed to fit Bissell Airspeed AS1000 Series vacuum models are comparable to part numbers 67821, 68931, 68931A, 69963, EF6, 83091-1 and 830911. These filters from ZVac work to filter dust, pollen, and other particles out of air. The filters meet OEM standards and provide high quality at a great value. They are made in America using high quality, durable materials.