Blockage library
What causes a blocked drain?
The correct product or service depends on what is physically restricting the pipe. Compare everyday deposits with underground defects that no liquid can repair.
Everyday blockage material
Common material entering sinks, showers and toilets.
Hair and soap build-up
Hair and soap build-up: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideGrease, fat and oil blockages
Grease, fat and oil blockages: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideFood-waste blockages
Food-waste blockages: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideWipes and sanitary-product blockages
Wipes and sanitary-product blockages: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideForeign objects in drains
Foreign objects in drains: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideDeposits and environmental causes
Hard scale, root growth, frost and building material need a different response.
Mineral scale in drain pipes
Mineral scale in drain pipes: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideTree-root intrusion
Tree-root intrusion: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideConcrete, grout and building debris
Concrete, grout and building debris: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideFrozen drain pipes
Frozen drain pipes: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guidePipe condition and installation
Collapsed sections, displaced joints and poor fall require evidence-led repair.
Collapsed drain pipe
Collapsed drain pipe: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guideDisplaced drain-pipe joints
Displaced drain-pipe joints: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guidePoor drainage fall
Poor drainage fall: recognise the signs, choose an appropriate clearance method and reduce the chance of another blockage.
Read guide