Set of specialized cleaning tools designed for effectively removing dust, soot, and debris from various boiler flue systems to ensure safe and efficient operation. 
Product Details and Features
This set is an essential tool for professional plumbers and heating engineers carrying out boiler servicing and annual safety inspections. 
Brush Sizes: The pack includes three brushes in specific sizes to cater to different flue dimensions:
One 16mm diameter (round) brush.
One 50mm diameter (round) brush.
One 50mm x 16mm (rectangular/combination) brush.
Length: Each brush has a length of approximately 405mm (or 507mm total package height), allowing access to restricted areas within the flue.
Material: The brushes feature a spiral of nylon bristles on a strong, flexible, twisted wire handle.
Origin: The product is manufactured in Great Britain.