Water quality
If the taste, appearance or smell of your water has changed, find out what the cause may be and how to fix it.
Check your water quality and hardness
Use our water quality checker to learn about the quality and hardness of the water in your area.
Discoloured water
Find out why your water's appearance has changed and how to get it back to normal.
Hard water and limescale
See our advice on how to get rid of limescale and learn more about hard water.
Tastes and smells
Discover what to do if your water tastes or smells unusual.
Mould, slimes and stains
Learn about how to prevent and remove moulds, slimes and stains.