- About us
- Unblocking
- Services
- Unblocking & Cleaning of pipes
- Complete sanitation
- Drainage pit and separator
- Camera inspection
- Lining & Rehabilitation of pipes
- Plumbing & Sanitary Facilities (new and renovation)
- Suction & Discharge (Dry Materials)
- Special high-pressure work
- Regular network maintenance or emergency repairs 24/7
- Biohuile
- Apprenticeships and training
- Environmentally responsible
- FAQ
- News
- Locations
ur areas of expertise
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Drain unblocking and cleaning service to remove grease, roots and deposits, using high-pressure vehicles, preventive maintenance and rapid response for domestic or industrial sewage systems.
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Complete drainage system cleaning: video diagnosis, intensive cleaning followed by targeted repairs to eliminate leaks, unpleasant odours and reverse slopes, and extend the life of the pipes without major works.
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Professional emptying of septic tanks, grease traps and oil separators with pumping, approved transport and waste traceability, to prevent overflows, unpleasant odours and system failures.
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High-resolution colour camera inspection of pipes to locate breaks, root intrusions, faulty connections or deposits, with an illustrated report enabling the necessary repair work to be planned.
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Trenchless pipe lining and rehabilitation to repair cracks, corrosion or subsidence, limit service interruptions and bring existing underground networks back into compliance.
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Plumbing repairs and complete sanitary installations, non-destructive water leak detection and investigation, appliance replacement and compliance upgrades for apartment buildings, villas, community facilities and commercial buildings.
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Suction and discharge service using hydrocleaning trucks to remove sludge, sand or heavy materials, clean manholes and basins, then discharge effluent to the desired treatment point.
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Special high-pressure and ultra-high-pressure work for stripping, descaling, removing concrete or asphalt and exposing technical surfaces, safely, on industrial sites or in local authorities.
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Liaudet Pial SA offers maintenance contracts and a 24/7 service.
Urgent call 24/7
One phone number, prioritised calls and fast response times across French-speaking Switzerland ensure minimal damage and service continuity. -
Biohuile, a brand owned by Liaudet Pial, provides a free collection service for used cooking oil, offering a reliable and environmentally friendly service that recycles it into biodiesel or biogas. Simply join us.