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Expertise. Reliability. Innovation.
Here for you 24/7

The quality drainage services you deserve

We offer a comprehensive range of drainage services, waste management and ground works. With the experience and expertise to tackle projects of any size, from small domestic repairs through to larger commercial works, you can always count on Hefin Thomas Agri Contractors Ltd to meet your requirements.

  • Emptying Septic Tanks and Treatment Plants
  • Installation of Septic Tanks, Sewage Treatment Plants, Soak-aways and Pumping Systems
  • Unblocking and Cleaning of Drains, Road Gullys and Interceptors
  • Carry out CCTV Drain Surveys and Tank Investigations
  • Repairing and Excavating of Drains using the latest Technologies
  • Portable Toilet and Luxury Loo Hire
  • Road Sweeping, and Dust Suppression Units
  • 24 Hour Call Out Service

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Hefin Thomas are registered environmental waste carriers:

CHAS, RHA, ISO 9001, ISO 14001 logos rha-logo_image,0.jpg

Waste management

Full installation, repair and emptying for a range of septic tanks. Sewage treatment and soak away services available.

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Drains & Pipes

24 hour services using the latest technology and CCTV systems to deal with a variety of drain and pipe blockages.

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CCTV Drain Surveys

CCTV Drain Surveys

Latest technology
used to provide a
full written report and recording of
drainage surveys.

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Portable toilet hire

Long and short term portable toilet hire at low prices. Ideal for outdoor events, festivals and construction sites.

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Ground Works

Ground Works

Construction vehicles and sweepers available for rental and ground work. Gully emptying for sewage systems.

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Make Hefin Thomas your first choice for drainage contractors in
Anglesey, Gwynedd, Conwy and Denbighshire