Geosynthetics — Products & Solutions
Geosynthetic Solutions Engineered for West Africa's Ground Conditions
Willem Olaf supplies certified geomembranes, geotextiles, geogrids and drainage composites for road, water containment, landfill and foundation projects — backed by technical support from specification to installation.
- Certified to ISO, ASTM and EN standards
- Local stock and project support
- Technical response within 24 hours
Certified Products
Materials tested to ASTM, ISO and EN standards.
West Africa Expertise
Specified for laterite soils and tropical rainfall.
Technical Support
Specification, installation guidance and after-sales support.
Our Product Range
Four core product groups covering containment, separation, reinforcement and drainage — specified to recognised international standards.
Geomembranes
HDPE and LLDPE liners for water reservoirs, irrigation canals and landfill containment, built for tropical UV and chemical exposure.
Learn MoreGeotextiles
Woven and non-woven fabrics for road base separation, drainage filtration and embankment reinforcement on clay and laterite soils.
Learn MoreGeogrids
Uniaxial, biaxial and triaxial grids for road rehabilitation, slope reinforcement and stabilisation of weak, laterite-heavy soils.
Learn MoreGeocomposites & Drainage
Geonets, drainage composites and clay liners that combine multiple functions to reduce installation layers and project cost.
Learn MoreWhy Choose Willem Olaf
Certified Materials
Every roll is tested and certified to ASTM, ISO and EN standards before it leaves the warehouse.
Local Stock
Held in Lagos for fast dispatch to sites across Nigeria and the wider West Africa region.
Project Support
Our technical team reviews specifications, attends site briefings and supports installation crews from start to finish.
Proven Track Record
Specified on road, water containment and erosion control projects across Nigeria's toughest ground conditions.
Featured Projects
A selection of infrastructure projects across Nigeria specified with Willem Olaf geosynthetics.
Certified to International Standards
Ready to specify? Get a free technical consultation.
Send us your project details and our technical team will respond within 24 hours with product recommendations, datasheets and a quote.