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DBT0D4/4428/KT

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

Stock code Range Clear opening
(mm)
Overall frame
(mm)
Frame depth
(mm)
My Wrekin
DBT0D4/4428/KT Tristar 445 x 280 565 x 400 100

Features

  • 70+ PSRV tested at top surface of chequer by UKAS accredited 3rd party.

    PSRV tested
  • Safety keyway prevents accidental disengagement of the lifting key during the handling process.

    Safety keyway
  • Non rocking 3-point suspension design, for silent operation.

    3 point suspension
  • Frame gussets are supports which reinforce the corners where the frame sections meet, distributing stress evenly, preventing damage to the frame or the access cover.

    Gussets icon
  • The high seating position ensures that forces are transmitted more directly downwards, meaning conversion of traffic loads into mortar-compatible compression forces.

    Cover support geometry
  • Indexed corners ensure correct orientation first time, every time.

    Indexed corners
  • Holes in the frame flange where mortar can pass between the underside and top side, creating an interlock, providing greater strength.

    Mortar Apertures icon
  • Can be installed by a single person, providing labour cost savings.

    Single person lift

Images