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Load classifications

D400 solutions

Access covers and gratings capable of withstanding a 40-tonne test load. For use in areas where pneumatic-tyred cars and lorries have access, including carriageways, hard shoulders and pedestrian areas. All units are to be either non-rock or have quietness in use.

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Unite D400 Manhole Cover

Meet the ranges

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  1. DBS0A5/3823/KT

    Tristar D400 surface box 380mm x 235mm clear opening with 125m frame depth

  2. DBS0A5/3823/KTFHTWY

    Tristar D400 surface box with yellow coating, 380mm x 235mm clear opening with 125m frame depth, with one 6.5kg tub of Unipak Mortar

  3. DBS1A6/15D/TW

    Tristar D400 surface box 145mm diameter clear opening with 150mm frame depth

  4. DBT0D4/4428/KH

    Highway D400 surface box 445mm x 280mm clear opening with 100mm frame depth

  5. DBT0D4/4428/KT

    Tristar D400 surface box 445mm x 280mm clear opening with 100mm frame depth

  6. DGH0D3/4545/KT

    Tristar D400 3 flange gully grate 430mm x 430mm clear opening with 75mm frame depth (made to order)

  7. DGH0D4/3633/KT

    Tristar D400 3 flange gully grate 360mm x 335mm clear opening with 100mm frame depth

  8. DGH0D4/4337/KT

    Tristar D400 3 flange gully grate 430mm x 370mm clear opening with 100mm frame depth

  9. DGH0D4/4545/KT

    Tristar D400 3 flange gully grate 430mm x 430mm clear opening with 100mm frame depth

  10. DGH0D6/4337/KT

    Tristar D400 3 flange gully grate 430mm x 370mm clear opening with 150mm frame depth

  11. DGH0D6/4545/KT

    Tristar D400 3 flange gully grate 430mm x 430mm clear opening with 150mm frame depth

  12. DGHT0D4/1045/KH

    Highway D400 3 flange gully grate 980mm x 425mm clear opening with 100mm frame depth

  13. DGHT0D4/4242/KH

    Highway D400 3 flange gully grate 425mm x 425mm clear opening with 100mm frame depth

  14. DGHT0D4/4242/KH4F

    Highway D400 4 flange gully grate 425mm x 425mm clear opening with 100mm frame depth

  15. DGHT0D4/4242/KHK

    Highway D400 3 flange kerb hinged gully grate 430mm x 410mm clear opening with 100mm frame depth (made to order)

  16. DGHT0D4/4242/KHP4F

    Highway D400 4 flange pedestrian friendly gully grate 425mm x 425mm clear opening with 100mm frame depth

  17. DGHT0D4/4337/KH

    Highway D400 3 flange gully grate 370mm x 430mm clear opening with 100mm frame depth

  18. DGHT0D4/4337/KH4F

    Highway D400 4 flange gully grate 430mm x 370mm clear opening with 100mm frame depth

  19. DGHT0D4/4545/KHP

    Highway D400 3 flange pedestrian friendly gully grate 425mm x 425mm clear opening with 100mm frame depth

  20. DGHT0D4/4545/KU

    Unite D400 3 flange gully grate clear opening 450mm x 450mm clear opening with 100mm frame depth

  21. DGHT0D4/5035/KH

    Highway D400 3 flange gully grate 480mm x 320mm clear opening with 100mm frame depth

  22. DGHT0D4/6045/KH

    Highway D400 3 flange gully grate 425mm x 425mm clear opening with 100mm frame depth

  23. DGHT0D4/6045/KH4F

    Highway D400 4 flange gully grate 425mm x 425mm clear opening with 100mm frame depth (made to order)

  24. DGHT0D4/6060/KH

    Highway D400 3 flange gully grate 580mm x 580mm clear opening with 100mm frame depth

  25. DGHT0D4/6060/KH4F

    Highway D400 4 flange gully grate 580mm x 580mm clear opening with 100mm frame depth

  26. DGHT0D6/1045/KH

    Highway D400 3 flange gully grate 980mm x 425mm clear opening with 150mm frame depth

  27. DGHT0D6/4242/KH

    Highway D400 3 flange gully grate 425mm x 425mm clear opening with 150mm frame depth

  28. DGHT0D6/4242/KH4F

    Highway D400 4 flange gully grate 425mm x 425mm clear opening with 150mm frame depth

  29. DGHT0D6/4242/KHP

    Highway D400 3 flange pedestrian friendly gully grate 425mm x 425mm clear opening with 150mm frame depth

  30. DGHT0D6/4242/KHP4F

    Highway D400 4 flange pedestrian friendly gully grate 425mm x 425mm clear opening with 150mm frame depth

  31. DGHT0D6/4337/KH

    Highway D400 3 flange gully grate 370mm x 430mm clear opening with 150mm frame depth

  32. DGHT0D6/4337/KH4F

    Highway D400 4 flange gully grate 430mm x 370mm clear opening with 150mm frame depth

  33. DGHT0D6/4544/KHK

    Highway D400 3 flange kerb hinged gully grate 430mm x 410mm clear opening with 150mm frame depth

  34. DGHT0D6/4545/KH

    Highway D400 gully grate 450mm x 450mm clear opening with 150mm frame depth

  35. DGHT0D6/4545/KU

    Unite D400 3 flange gully grate 450mm x 450mm clear opening with 150mm frame depth

  36. DGHT0D6/5035/KH

    Highway D400 3 flange gully grate 480mm x 320mm clear opening with 150mm frame depth

  37. DGHT0D6/6045/KH

    Highway D400 3 flange gully grate 425mm x 425mm clear opening with 150mm frame depth

  38. DGHT0D6/6045/KH4F

    Highway D400 4 flange gully grate 425mm x 425mm clear opening with 150mm frame depth (made to order)

  39. DGHT0D6/6060/KH

    Highway D400 3 flange gully grate 580mmx 580mm clear opening with 150mm frame depth

  40. DGHT0D6/6060/KH4F

    Highway D400 4 flange gully grate 580mm x 580mm clear opening with 150mm frame depth

  41. DGHV0D6/6060/KH

    Highway D400 4 flange V gully grate 600mm x 600mm clear opening with 150mm frame depth

  42. DGHV0D6/6712/KH

    Highway D400 4 flange V gully grate 675mm x 1205mm clear opening with 150mm frame depth

  43. DGHV0D6/9090/KH

    Highway D400 4 flange V gully grate 900mm x 900mm clear opening with 150mm frame depth

  44. DGHV0D8/1267/KH

    Highway D400 4 flange V gully grate 1200mm x 675mm clear opening with 200mm frame depth

  45. DGK115/HB/KG

    H₂GO D400 kerb unit 440mm x 305mm clear opening with 150mm frame depth

  46. DMH0D4/1361/K

    Vault D400 manhole cover 1300mm x 610mm clear opening with 100mm frame depth

  47. DMH0D4/1383/K

    Vault D400 manhole cover 1300mm x 850mm clear opening with 100mm frame depth

  48. DMH0D4/7567/K

    Vault D400 manhole cover 750mm x 600mm clear opening with 100mm frame depth

  49. DMH0D4/9045/K

    Vault D400 manhole cover 900mm x 450mm clear opening with 100mm frame depth (made to order)

  50. DMH0D4/9060/K

    Vault D400 manhole cover 900mm x 600mm clear opening with 100mm frame depth

  51. DMHT0D4/6045/KH

    Highway HaloHinge D400 manhole cover 600mm x 450mm clear opening with 100mm frame depth

  52. DMHT0D4/6060/KH

    Highway HaloHinge D400 manhole cover 600mm x 600mm clear opening with 100mm frame depth

  53. DMHT0D4/6767/KH

    Highway HaloHinge D400 manhole cover 675mm x 675mm clear opening with 100mm frame depth

  54. DMHT0D4/7560/KH

    Highway HaloHinge D400 manhole cover 750mm x 600mm clear opening with 100mm frame depth

  55. DMHT0D4/7575/KH

    Highway HaloHinge D400 manhole cover 750mm x 750mm clear opening with 100mm frame depth

  56. DMHT0D4/9060/KH

    Highway HaloHinge D400 manhole cover 900mm x 600mm clear opening with 100mm frame depth

  57. DMHT0D4/9090/KH

    Highway HaloHinge D400 manhole cover 900mm x 900mm clear opening with 100mm frame depth

  58. DMHT0D6/6060/KH

    Highway HaloHinge D400 manhole cover 600mm x 600mm clear opening with 150mm frame depth

  59. DMHT0D6/6767/KH

    Highway HaloHinge D400 manhole cover 675mm x 675mm clear opening with 150mm frame depth

  60. DMHT0D6/9060/KH

    Highway HaloHinge D400 manhole cover 900mm x 600mm clear opening with 150mm frame depth

  61. DMS1D4/45D/KT

    Tristar D400 hinged circular manhole cover 450mm diameter clear opening with 100mm frame depth

  62. DMS1D4/60D/KT

    Tristar D400 circular manhole cover 600mm diameter clear opening with 100mm frame depth

  63. DMS1D4/60D/KTSF

    Tristar D400 square frame to round manhole cover, 600mm diameter clear opening with 100mm frame depth

  64. DMS1D4/60D/KTSFSCV

    Tristar D400 circular manhole cover 600mm diameter clear opening with 100mm frame depth

  65. DMS1D4/60D/KU

    Force D400 circular manhole cover 610mm diameter clear opening with 100mm frame depth

  66. DMS1D4/60D/KUSF

    Force D400 manhole cover 610mm diameter clear opening with 100mm frame depth

  67. DMT0D4/1267/KH

    Highway D400 manhole cover 1220mm x 675mm clear opening with 100mm frame depth

  68. DMT0D4/4545/KH

    Highway D400 manhole cover 450mm x 450mm clear opening with 100mm frame depth

  69. DMT0D4/4545/KHSQR

    Highway D400 manhole cover 450mm diameter clear opening with 100mm frame depth

  70. DMT0D4/4545/KT

    Tristar D400 manhole cover 450mm x 450mm clear opening with 100mm frame depth

  71. DMT0D4/6045/KH

    Highway D400 manhole cover 600mm x 450mm clear opening with 100mm frame depth

  72. DMT0D4/6045/KT

    Tristar D400 manhole cover 600mm x 450mm clear opening with 100mm frame depth

  73. DMT0D4/6060/KH

    Highway D400 manhole cover 600mm x 600mm clear opening with 100mm frame depth

  74. DMT0D4/6060/KT

    Tristar D400 manhole cover 600mm x 600mm clear opening with 100mm frame depth

  75. DMT0D4/6060/KTAV

    Tristar D400 manhole cover 600mm x 600mm clear opening with 100mm frame depth

  76. DMT0D4/6060/KU

    Unite D400 manhole cover 600mm x 600mm clear opening with 110mm frame depth

  77. DMT0D4/6767/KH

    Highway D400 manhole cover 675mm x 675mm clear opening with 100mm frame depth

  78. DMT0D4/6767/KT

    Tristar D400 manhole cover 675mm x 675mm clear opening with 100mm frame depth

  79. DMT0D4/6767/KU

    Unite D400 manhole cover 675mm x 675mm clear opening with 110mm frame depth

  80. DMT0D4/7560/KH

    Highway D400 manhole cover 750mm x 600mm clear opening with 100mm frame depth

  81. DMT0D4/7575/KH

    Highway D400 manhole cover 750mm x 750mm clear opening with 100mm frame depth

  82. DMT0D4/7575/KHME

    Highway D400 manhole cover 750mm x 750mm clear opening with 100mm frame depth

  83. DMT0D4/9060/KH

    Highway D400 manhole cover 900mm x 600mm clear opening with 100mm frame depth

  84. DMT0D4/9090/KH

    Highway D400 manhole cover 900mm x 900mm clear opening with 100mm frame depth

  85. DMT0D4/9090/KHME

    Highway D400 manhole cover 900mm x 900mm clear opening with 100mm frame depth

  86. DMT0D6/1212/4

    Hercules 400kn manhole cover 1200mm x 1200mm clear opening with 150mm frame depth

  87. DMT0D6/1267/KH

    Highway D400 manhole cover 1220mm x 675mm clear opening with 150mm frame depth

  88. DMT0D6/1267/KU

    Unite D400 manhole cover 1220mm x 675mm clear opening with 150mm frame depth

  89. DMT0D6/1867/KU

    Unite D400 triple manhole cover 1830mm x 675mm clear opening with 150mm frame depth

  90. DMT0D6/4545/KH

    Highway D400 manhole cover 450mm x 450mm clear opening with 150mm frame depth

  91. DMT0D6/6045/KH

    Highway D400 manhole cover 600mm x 450mm clear opening with 150mm frame depth

  92. DMT0D6/6060/KH

    Highway D400 manhole cover 600mm x 600mm clear opening with 150mm frame depth

  93. DMT0D6/6060/KT

    Tristar D400 manhole cover 600mm x 600mm clear opening with 150mm frame depth

  94. DMT0D6/6060/KU

    Unite D400 manhole cover 600mm x 600mm clear opening with 150mm frame depth

  95. DMT0D6/6060/KUE

    Unite D400 manhole cover 600mm x 600mm clear opening with 150mm frame depth

  96. DMT0D6/6767/KH

    Highway D400 manhole cover 675mm x 675mm clear opening with 150mm frame depth

  97. DMT0D6/6767/KT

    Tristar D400 manhole cover 675mm x 675mm clear opening with 150mm frame depth

  98. DMT0D6/6767/KU

    Unite D400 manhole cover 675mm x 675mm clear opening with 150mm frame depth

  99. DMT0D6/7560/KH

    Highway D400 manhole cover 750mm x 600mm clear opening with 150mm frame depth

  100. DMT0D6/7575/KH

    Highway D400 manhole cover 750mm x 750mm clear opening with 150mm frame depth

  101. DMT0D6/9060/KH

    Highway D400 manhole cover 900mm x 600mm clear opening with 150mm frame depth

  102. DMT0D6/9090/KH

    Highway D400 manhole cover 900mm x 900mm clear opening with 150mm frame depth
Contact us

Contact us

Whether you are looking for live project support, or are in the initial stages of specification, we are always on hand and happy to help.

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