The bailey z5690 lockfast brush in 100mm 4in diameter is the most compact option in the range, making it ideal for smaller flues, narrow chimneys and standard domestic drains. This size is particularly effective for cleaning 4 inch drainage pipes and compact chimney flues where larger brushes cannot reach. Featuring a robust plastic stock and hard wearing polypropylene bristles, this 100mm brush delivers thorough cleaning performance in confined spaces. The bristles are designed to effectively remove soot deposits from brick chimneys used with coal burning appliances, whilst also tackling blockages in drainage systems. The lockfast fitting ensures the brush remains securely attached to your drain rods throughout the cleaning process, preventing disconnection during use. Features and benefits bull 100mm 4in diameter perfect for smaller flues and standard drains bull compact size ideal for confined spaces bull polypropylene bristles resist wear and tear bull suitable for brick chimneys and coal burning applications bull effective for drain cleaning tasks bull lockfast connection for secure attachment specifications rod type plastic brush size mm 100 size in 4