Drainage: what can go wrong?
Make sure you get this part of your project right with Andy Butchers’ expert tips
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Inspection chambers are a crucial aspect of your drainage setup, allowing for ongoing maintenance
It may not be the most glamorous part of a home building project, but an adequate and free-flowing drainage system is probably one of the most important things to get right. It’s not a case of out of sight, out of mind: while most of the drainage will be hidden away underground, if it does go wrong, it can be costly and extremely disruptive to put right.
Conventional setups
Gravity systems are the most common choice, both to take foul water to the public sewer and for soakaways that deal with surface run-off (rain). There are other solutions for situations where you can’t use standard techniques (more on these later).