VVDT Domed Soft Perlon Brush - 300mm - 12"
 
These VDT Large Domed brushes are available in 3 sizes: 300mm, 450mm, 600mm. 
 
The dome shaped brushes are perfect for cleaning surfaces which are directly in front of the rotating brush due it's unique design with the brush bristles staying vertical, so it works great on fan units, flexible w/c extracts or laundry ducts. Also its rounded head design also makes it ideal for cleaning grills and the surface of spiral ducts.
 
Its unique design also allows for more efficient cleaning in corners and is perfect for turning veins and grills in spaces with limited access.