Brushes can be used to seal out dust, dirt, and air. Tanis is a leading manufacturer of metal back and flexible PVC backed strip brushes with nylon, anti-static nylon, metal detectable nylon, brass and stainless steel filament.
Strip brushes can also be formed into internal or external rings, or wound around a core to produce rotary brushes for cleaning and scrubbing. This video highlights the types of strib brushes Tanis manufactures.