Terrain Underground offers a rigid pipe and fittings to suit all applications. Easy to lay, accommodates normal ground movement, adaptable to existing systems, unrivalled installation options.
Terrain Underground offers a rigid pipe and fittings to suit all applications. Easy to lay, accommodates normal ground movement, adaptable to existing systems, unrivalled installation options.
Terrain Underground offers a rigid pipe and fittings to suit all applications. Easy to lay, accommodates normal ground movement, adaptable to existing systems, unrivalled installation options.
Orange
Orange
Orange
Smooth
Smooth
Smooth
PVC-U
PVC-U
PVC-U
Circle
Circle
Circle
Bespoke
Bespoke
Bespoke
82 mm, 110 mm, 160 mm
82 mm, 110 mm, 160 mm
82 mm, 110 mm, 160 mm
Bespoke
Bespoke
Bespoke
Specification
To BS EN 1401 (BS 4660); applies to 110 and 160 mm.
To BS EN 1401 (BS 4660); applies to 110 and 160 mm.
To BS EN 1401 (BS 4660); applies to 110 and 160 mm.
BBA certificate 95/3086.
BBA certificate 95/3086.
BBA certificate 95/3086.
Manufacturer's standard.
Manufacturer's standard.
Manufacturer's standard.
Solid pipe., Foamcore.
Solid pipe., Foamcore.
Solid pipe., Foamcore.
Manufacturer's standard.
Manufacturer's standard.
Manufacturer's standard.
82 mm., 110 mm., 160 mm.
82 mm., 110 mm., 160 mm.
82 mm., 110 mm., 160 mm.
Spigot and socket joints with sealing ring.
Spigot and socket joints with sealing ring.
Spigot and socket joints with sealing ring.
Additional properties
Short radius bend double socket., Short radius bend single socket (82 mm)., Rest bend double socket (110 mm).
Short radius bend double socket., Short radius bend single socket (82 mm)., Rest bend double socket (110 mm).
Short radius bend double socket., Short radius bend single socket (82 mm)., Rest bend double socket (110 mm).
Level invert taper., Adaptor to above ground drain (82 mm)., Universal waste adaptor (110 mm)., Adaptor to above ground drain (110 mm)., PVC-U underground drain pipe to clay (110 mm).
Level invert taper., Adaptor to above ground drain (82 mm)., Universal waste adaptor (110 mm)., Adaptor to above ground drain (110 mm)., PVC-U underground drain pipe to clay (110 mm).
Level invert taper., Adaptor to above ground drain (82 mm)., Universal waste adaptor (110 mm)., Adaptor to above ground drain (110 mm)., PVC-U underground drain pipe to clay (110 mm).
Plain ended, 5.8 m as standard.
Plain ended, 5.8 m as standard.
Plain ended, 5.8 m as standard.
Coupler double socket., Slip coupler (110 mm)., Pipe end socket (110 mm)., Socket plug (110 mm)., Pipe end socket (160 mm)., Socket plug (160 mm).
Coupler double socket., Slip coupler (110 mm)., Pipe end socket (110 mm)., Socket plug (110 mm)., Pipe end socket (160 mm)., Socket plug (160 mm).
Coupler double socket., Slip coupler (110 mm)., Pipe end socket (110 mm)., Socket plug (110 mm)., Pipe end socket (160 mm)., Socket plug (160 mm).
‘P’ trap (110 mm)., Single equal junction - all equal sockets., Single equal junction (82 mm)., Equal sockets plus spigot outlet., Single unequal junction - all socket (110–160 mm)., Gully trap (110 mm).
‘P’ trap (110 mm)., Single equal junction - all equal sockets., Single equal junction (82 mm)., Equal sockets plus spigot outlet., Single unequal junction - all socket (110–160 mm)., Gully trap (110 mm).
‘P’ trap (110 mm)., Single equal junction - all equal sockets., Single equal junction (82 mm)., Equal sockets plus spigot outlet., Single unequal junction - all socket (110–160 mm)., Gully trap (110 mm).
Access cap (110 mm)., Access cap (160 mm)., Rodding eye (110 mm)., Shallow inspection chamber (110 mm)., Inspection chamber base - 470 mm diameter., Unequal inspection chamber base - 475 mm diameter., Sealed cover and frame (82 mm)., Sealed cover and frame (110 mm)., Sealed cover and frame (160 mm)., Raising piece (110 mm)., Raising piece (160 mm)., Seal ring (82 mm)., Seal ring (110 mm)., Seal ring (160 mm).
Access cap (110 mm)., Access cap (160 mm)., Rodding eye (110 mm)., Shallow inspection chamber (110 mm)., Inspection chamber base - 470 mm diameter., Unequal inspection chamber base - 475 mm diameter., Sealed cover and frame (82 mm)., Sealed cover and frame (110 mm)., Sealed cover and frame (160 mm)., Raising piece (110 mm)., Raising piece (160 mm)., Seal ring (82 mm)., Seal ring (110 mm)., Seal ring (160 mm).
Access cap (110 mm)., Access cap (160 mm)., Rodding eye (110 mm)., Shallow inspection chamber (110 mm)., Inspection chamber base - 470 mm diameter., Unequal inspection chamber base - 475 mm diameter., Sealed cover and frame (82 mm)., Sealed cover and frame (110 mm)., Sealed cover and frame (160 mm)., Raising piece (110 mm)., Raising piece (160 mm)., Seal ring (82 mm)., Seal ring (110 mm)., Seal ring (160 mm).
Lubricant.
Lubricant.
Lubricant.
Square hopper head (110 mm)., Rectangular hopper head (110 mm)., Circular gully (110 mm)., Bottle gully with round cover (110 mm)., Bottle gully with square cover (110 mm)., Sealed cover (110 mm)., Circular grating (110 mm)., Raising piece (110 mm)., Square hopper head grid (110 mm)., Square sealed cover (110 mm).
Square hopper head (110 mm)., Rectangular hopper head (110 mm)., Circular gully (110 mm)., Bottle gully with round cover (110 mm)., Bottle gully with square cover (110 mm)., Sealed cover (110 mm)., Circular grating (110 mm)., Raising piece (110 mm)., Square hopper head grid (110 mm)., Square sealed cover (110 mm).
Square hopper head (110 mm)., Rectangular hopper head (110 mm)., Circular gully (110 mm)., Bottle gully with round cover (110 mm)., Bottle gully with square cover (110 mm)., Sealed cover (110 mm)., Circular grating (110 mm)., Raising piece (110 mm)., Square hopper head grid (110 mm)., Square sealed cover (110 mm).
Sustainability data
PVC-U
PVC-U
PVC-U