No-Dig Solutions

Repair Your Drains Without the Mess

The biggest fear most people have when they hear “drain repair” is the thought of excavators tearing up their driveway, or a trench running through their new patio.

At ASL, we use modern No-Dig Technology (also known as trenchless technology) to solve drainage and water supply problems without the destruction.

In simple terms: We may be able to fix a drainage problem underground without excavation, or install a new water supply pipe with minimal surface disruption.

ASL team holding a pump over a drain opening

Why Choose No-Dig?

Gone are the days when every broken pipe required a massive hole in the ground. Customers choose our no-dig methods because they are:

  • Cleaner: We protect your garden, driveway, and paths.
  • Faster: No digging means less labour and a quicker turnaround.
  • Cheaper: You save money on repaving, concreting, or relandscaping after the job is done.
  • Less Disruptive: We can often fix pipes located underground without disturbing surface areas.

Our No-Dig Services

We offer a range of trenchless solutions depending on whether you need to fix a drain or install a new water pipe.

1. Drain Lining (CIPP – Cured-in-Place Pipe)The “New Pipe Inside an Old Pipe” Solution. If your drain is cracked or leaking, we insert a specialist resin sleeve into the pipe. We inflate it and let it harden, creating a tough, waterproof new pipe inside the damaged one.

Best for: Cracks, fractures, leaks, and preventing tree roots returning.

2. MolingThe Tunneling Solution for Water Mains. Need a new water supply pipe? Instead of digging a trench from the street to your house, we dig a small pit every 10m or so and use a pneumatic “mole” to tunnel underground between them. We then pull the new pipe through the tunnel.

Best for: Replacing lead water pipes or installing new water supplies under driveways and lawns

3. Pitch Fibre Re-RoundingThe Reshaping Solution. Many older homes have Pitch Fibre pipes that deform and blister over time. We use a specialist tool to restore the pipe back into its original round shape from the inside, before lining it to lock it in place.

Best for: Squashed or blistered drainage pipes (common in 1950s – 1970s builds).

4. Milling & Root CuttingThe Internal Heavy-Duty Clean. While technically a cleaning method, this is a vital part of the no-dig process. We use robotic cutters to grind away concrete, heavy scale, or tree roots from inside the pipe to prepare it for lining.

Best for: Removing hard obstructions without excavation.

The Benefits to You

  • Minimal Disruption: Life continues as normal while we work.
  • Long-Lasting: Our structural liners are designed to last for decades.
  • Eco-Friendly: Less heavy machinery and less waste material to dispose of.
  • Cost-Effective: Smart technology saves time and money.

Save your surfaces and solve your drainage problems with ASL.

ASL selects the most appropriate trenchless method based on the condition of the pipe and the customer’s requirements.

Areas we cover

Surrey, Hampshire, Berkshire, West Sussex and South West London

The ASL Limited HQ is in Guildford, but our operating area is the whole of Surrey and parts of Berkshire, Hampshire, West Sussex and South West London.

Map showing areas we cover in Sussex, Hampshire, Berkshire, West Sussex and South West London

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Contact Us

Get in touch today

You can call us on 0800 181 684, email info@asllimited.co.uk or use the form below: