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TWKIT/D4/7575

Highway D400 manhole cover 750mm x 750mm clear opening with 100mm frame depth comes with one 25kg tub of UniPak Mortar

Specification

Stock code Range Clear opening
(mm)		 Overall frame
(mm)		 Frame depth
(mm)		 Options My Wrekin Downloads
TWKIT/D4/7575 Highway 750 x 750 965 x 965 100

Features

  • Enlarged corners spread loads evenly across the foundation, enhancing reliability and lifespan.

    Enlarged frame corners

  • Optional ID badge supports RFID, NFC and IoT connectivity for asset identification and tracking.

    Retrofittable badge

  • Safety keyways prevent accidental lifting key disengagement during handling for safer operation.

    Safety keyway

  • Independently tested by a UKAS-accredited laboratory to achieve a PSRV value of 70+ on the chequer surface.

    PSRV tested

  • Gussets dissipate loading stresses effectively, providing long-term durability by preventing damage to the frame and bedding material.

    Gussets icon

  • Directs forces vertically to convert traffic loads into mortar-compatible compression forces.

    Cover support geometry

  • Indexed corners ensure correct orientation and alignment first time, every time.

    Indexed corners

  • Integrated keyway frame lifting points provide safe and secure handling.

    Keyway lifting point in the frame

  • Frame holes allow mortar to flow through the flange, creating a strong mechanical bond for added stability.

    Mortar Apertures icon

  • Texturing above and below the flange improves mortar grip and reduces lateral movement and cracking.

    Textured mortar engagement flange surface

  • Non-rocking three-point suspension provides stable seating for silent, reliable operation.

    3 point suspension

  • Complies with CD 534 v0.2.0.

    CD 534 v0.2.0 logo

Images

Specification

General information

Stock code
TWKIT/D4/7575
Primary material
Ductile iron
Range
Highway
Category
Manhole cover
Flanges
4

Standards, classes and groupings

Standards
BS EN 124-2
DMRB
MCHW
CD 534 v0.2.0
BS EN 124 Class
D400
BS EN 124 Group
4
Third party certified
Kitemark

Packaging and Handling

Full pallet quantity
10

Dimensions

Frame shape
Square
Manhole shape
Square
Overall frame (A x B)

965 mm x 965 mm
Clear opening (C x D)

750 mm x 750 mm
Frame depth (E)
100mm
Base opening (F x G)

775 mm x 775 mm

EPD Data

Total life cycle (cradle to grave)
238.79 kg CO₂ equivalent
Download EPD Data
BRE Greenbook Live
BRE Verified Logo

Available options

Accessories

Stock code Description My Wrekin
KEYS/LONG Large cover lifting keys with a long handle

Downloads

BIM model - DMT0D4-7575-KH - 348.ifc
BIM File-Login required
Wrekin Manhole Cover Installation Guide.pdf
Instruction manual-pdf
PSRV Certificate of Conformance.pdf
Certificate-pdf
Kitemark Certificate.pdf
Certificate-pdf
Highway range specification clauses.pdf
Specification clause-Login required
Wrekin BRE Verified EPD Standard Range.pdf
Environmental Product Declaration (EPD)-Login required
  1. All information provided is subject to change without notice. While every effort is made to ensure accuracy and relevance, Wrekin Products Ltd. does not warrant the completeness or reliability of the information contained herein. Photographs, illustrations, and other visual materials are provided for illustrative purposes only.
  2. Wrekin Products Ltd. reserves the right to make design amendments or improvements to any product at any time, where such changes enhance performance or durability, without affecting compliance with the stated standards.
  3. Where errors or omissions are identified, amendments will be made as quickly as possible.
  4. It is the responsibility of all users to satisfy themselves the above data is current.
  5. All values stated are nominal within 2.5% tolerance.
  6. Installation details are available in the knowledge base.
  7. All Wrekin products are supplied subject to our terms and conditions of sale.
  8. If you require further technical details beyond those available on this datasheet, please contact us.
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