The Sanitaire BV-4 Bag 69370 fits the SC420A commercial backpack vacuum, providing micro allergen filtration that traps microscopic dust particles and allergens. This 10-quart capacity bag maximizes cleaning time between changes for busy commercial environments.

Constructed with 2-ply combination paper and meltblown micro filter material, these bags deliver superior dust containment and airflow for optimal vacuum performance. The high-quality materials ensure reliable filtration while maintaining strong suction power throughout use.

Compatible with Sanitaire part numbers 69370, 69370A, 87537, and B352-7800, specifically designed for Sanitaire SC420 and SC420A QuietClean backpack vacuum units. For optimum performance, change bag every 1 to 2 months.

Swiss Boy Vacuum has served Utah's Wasatch Front since 1963 as your trusted vacuum specialist. Our family-owned business stocks genuine Sanitaire replacement parts including BV-4 bags to keep your commercial backpack vacuum running at peak performance.