NaceCare Duplex Red Max Abrasion Ultrabrush for the Duplex 420 Scrubber (1 Unit) brush and it remembers

and it remembers

The 20 inch cleaning path speeds up your workflow

lifting embedded soil that a conventional scrubber pad would skate right over

That's the NX300 ecosystem in a nutshell

NaceCare Duplex Red Max Abrasion Ultrabrush for the Duplex 420 Scrubber (1 Unit) brush and it remembersFor the Toughest Jobs: Red UltraBrush Max for Your Duplex 420 Scrubber 1 unit each. The Duplex 420 machines use 2 brushes, so choose the right amount for your needs! The Red UltraBrush Max is the heavy hitter in the lineup. Maximum abrasion bristles built for the jobs where Blue and Yellow tap out. When your floors are fighting back, this is the brush that fights harder. Best for: Bare concrete cleaning, deep grout restoration, industrial flooring