This website uses cookies to enhance your experience. By using our site you accept our use of cookies. You can delete and block cookies but parts of our site will not work without them. To find out more about cookies and how to disable them if you wish, please see our privacy notice.
Don't show again
Standards
BS EN 1401:1998 Underground Drainage
BS EN 7158:2001 Plastic Chambers for Drains and Sewers
Terrain Underground
Using the latest plastics manufacturing technology to satisfy the requirements of today’s installers, the Terrain underground range offers both rigid and foam core pipe and a comprehensive range of fittings to suit all applications. Terrain underground products represent the benchmark for quality, supported with outstanding service levels. Our comprehensive range of underground drainage products are suitable for commercial, industrial, housing and public sector developments.
Solid wall pipes and fittings:
Available in 82, 110, 160, 200, 250 & 315mm diameters
110 & 160mm comply with BS EN 1401 (BS 4660)
Foamcore pipe:
Manufactured using the latest tri-extrusion techniques to produce a three layer pipe that is 25% lighter standard PVC-u pipe
Available in 110 and 160mm diameters
Manufacturing Standards
Quality Management Systems Standards
EN ISO 9001:2008 Management System
EN ISO14001:2004 Management System
BS OHSAS 18001:2007 Management System
PASS 99:2006 Integrated Management Registration
| Code | Description |
|---|---|
| 3D20D | 82mm Coupler Double Socket |
| 3D23D | 82mm Bend 87Deg Double Socket |
| 3D25 | 82mm Bend 45 S/S |
| 3D25D | 82mm Bend 45Deg Double Socket |
| 3D33D | 82mm Junction 45Deg All Socket |
| 3DP58 | 82mm Bs Pipe 5.8 Plain Ended |
| 43DT | 110mmx82mm Level Invert Taper |
| 4D20D | 110mm Coupler D/Sock |
| 4D20DSC | 110mm Slip Coupler |
| 4D21 | 110mm Rest Bend 87.5Deg S/Sock |
| 4D21D | 110mm Rest Bend 87.5Deg D/Sock |
| 4D22 | 110mm Long Radius Bend 90 P/E |
| 4D23 | 110mm Short Radius Bend 87.5 S/S |
| 4D23D | 110mm Short Radius Bend 87.5 D/S |
| 4D25 | 110mm Bend 45 S/S |
| 4D25D | 110mm Bend 45' D/S |
| 4D27 | 110mm Bend 30 Deg S/S |
| 4D27D | 110mm Bend 30 Deg D/S |
| 4D28 | 110mm Long Radius Bend 45 P/E |
| 4D29 | 110mm Bend 15 Deg S/S |
| 4D29D | 110mm Bend 15 Deg D/S |
| 4D30 | 110mm Junctn 87.5 |
| 4D30D | 110mm Junctn 87.5 A/S |
| 4D33 | 110mm Junction 45 |
| 4D33D | 110mm Junction 45 A/S |
| 4D63 | 110mm Access Cap - Solvent Skt |
| 4D64 | 110mm Access Cap |
| 4D65 | 110mm Temporary Site Cap |
| 4D68 | 110mm Socket Plug |
| 4D69 | 110mm Pipe End Socket |
| 4D76 | 110mm Univ R/Water Adaptor |
| 4DG80 | 110mm Circular Gully |
| 4DG81 | 110mm Extension Pce For 4Dg80 |
| 4DG82 | 110mm Sealed Cover For Gully |
| 4DG83 | 110mm Circular Grating |
| 4DG89G | Bottle Guully Grill + Screws |
| 4DG90 | 110mm Gully Trap S/Socket |
| 4DG91 | 110mm 'P' Trap S/Socket |
| 4DG92G | 110mm Sq Hopper Grid (Spare) |
| 4DG92S | 110mm Square Sealed Cover |
| 4DG93 | 110mm Rect Hopper Head |
| 4DG96 | 110mm B Gully Raising Piece |
| 4DG97 | 110mm Bottle Gully + Round Cov |
| 4DI235R | 110mm Insp Chamber Raising Pce |
| 4DI235S | Seal For 4Di235R |
| 4DI240B | 110mm Insp Chamber Base |
| 4DI600 | 110mm Shallow Inspect Chamber |
| 4DIFC1 | 110mm Sealed Cover + Frame |
| 4DIFC4 | 110mm PP Inspection Cover & Frame |
| 4DM1 | 110mm Marscar Bowl Inlet Conn |
| 4DMA2 | 110mm Mscr Closure Cap (Spare) |
| 4DMB | 110mm Marscar Access Bowl |
| 4DP3S | 110mm Bs Pipe 3M Single Socket |
| 4DP58 | 110mm Pipe 5.8M Plain Ended |
| 4DP6S | 110mm Bs Pipe 6M Single Socket |
| 4DRE | 110mm Rodding Eye (Aluminium) |
| 4DV40 | 110mm Variable Bend 0-25 S/S |
| 4DW200 | 110mm Universal Waste Adaptor |
| 4DW23 | R/Water/Waste To Drain Adaptor |
| 4DW25 | R/Water/Waste To Drain Adaptor |
| 4DW3 | 110mm Adaptor To 82mm Rainwatr |
| 4DW33 | 110mm Adaptor To Streamline |
| 4EUP3 | 110mm Eurodrain Pipe 3M P/End |
| 4EUP3S | 110mm Eurodrain Pipe 3M S/Sock |
| 4EUP58 | 110 Eurodrain Pipe 5.8M P/End |
| 64D30D | Swept Tee 160X110 90Deg |
| 64D33 | 160X110mm Junct 45 Spi |
| 64D33D | 160X110mm Jctn 45 A/S |
| 64DT | 160X110mm Level Invert Taper |
| 6D20D | 160mm Coupler D/Socket |
| 6D20DSC | 160mm Slip Coupler D/S |
| 6D23 | 160mm Bend 87.5Deg S/S |
| 6D23D | 160mm Bend 87.5Deg D/S |
| 6D25 | 160mm Bend 45Deg S/S |
| 6D25D | 160mm Bend 45Deg D/S |
| 6D27 | 160mm Bend 30Deg S/S |
| 6D27D | 160mm Bend 30Deg D/S |
| 6D29 | 160mm Bend 15Deg S/S |
| 6D29D | 160mm Bend 15Deg D/S |
| 6D30D | Swept Tee 160mm 90Deg |
| 6D33 | 160mm Junction 45 Spig |
| 6D33D | 160mm Junct 45Deg A/S |
| 6D63 | 160mm Access Cap - Solvent Skt |
| 6D64 | 160mm Access Cap |
| 6D68 | 160mm Socket Plug |
| 6D69 | 160mm Pipe End Socket |
| 6DI235S | 6'' Rubber seal |
| 6DI250 | 160mm Insp Chamber Ext Pce |
| 6DI750 | 160mm Inspect Chamber |
| 6DP58 | 160mm Pipe 5.8M Plain Ended |
| 6DP6S | 160mm Bs Pipe 6M Single Socket |
| 6EUP58 | 160 Eurodrain Pipe 5.8M P/End |
