Buckeye Eco #11 All-Purpose Cleaner, 4 x 1.25 L Case (Dilutable, UL Listed) 63271-10 The prefilter captures fine dust

The prefilter captures fine dust at the dirt cup stage before airflow reaches the motor

Compatible with Hoover WindTunnel models: U6439-900

The built-in washable filter is easy to maintain

Use it to replace worn filters and restore filtration performance across the compatible Windsor Sensor and SEBO upright lineup

The Sanitaire SC899E is a 16-inch wide-path commercial upright vacuum built for high-volume floor coverage

Buckeye Eco #11 All-Purpose Cleaner, 4 x 1.25 L Case (Dilutable, UL Listed) 63271-10 The prefilter captures fine dustBuckeye Eco All Purpose Cleaner (E11) is a dilutable cleaner for hard, nonporous surfaces, sold in a 4 x 1. 25 L case. It is UL listed for slip resistance and works in mop buckets, automatic scrubbers, and spray bottles. The concentrated formula dilutes for general purpose cleaning across floors, walls, and other hard surfaces in commercial and janitorial settings.