TUNNEL LININGS | NEWTON WATERPROOFING SYSTEMS |
| NORMET UK LTD |
| S1E LIMITED |
| SIKA LIMITED |
| SOPREMA UK |
| WYKAMOL TRITON WATERPROOFING AND PRESERVATION |
TUNNEL LININGS Concrete Rapid | NORMET UK LTD |
TUNNEL LININGS Pedestrian Tunnels | FILON PRODUCTS LTD |
TUNNEL LININGS PVC | SOPREMA UK |
TUNNEL LININGS Repairable Single Layer Systems | SOPREMA UK |
TUNNEL LININGS Repairable Vacuum Systems | SOPREMA UK |
TUNNEL LININGS Sprayed | NORMET UK LTD |
| S1E LIMITED |
| SIKA LIMITED |
TUNNEL LININGS TPO Thermoplastic Polyolefin | SOPREMA UK |
TUNNEL LININGS Waterproofing Drainage Layers | NEWTON WATERPROOFING SYSTEMS |
| WYKAMOL TRITON WATERPROOFING AND PRESERVATION |