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MC&F Dual Locking Square to Round Inspection Chamber Cover 450mm CD456

MC&F Dual Locking Square to Round Inspection Chamber Cover 450mm CD456

SKU: 4046

The CD 456 square to round cover and frame is the new star in our Thermoplastic product range; with the stand out feature on this product being the extended frame for leveling to surrounding with up to a 15 degree angle. In short, this product adjusts to the ground profile around where a flat surface is not possible, and has been designed to offer you a creative solution for that perfect driveway or garden environment.


The increased depth of the frame allows the product to be used effectively with paving slabs, whilst its unique circular lid allows for easy inspection access. Dual Locking Facility 35kN Driveway Loading Extended Frame for levelling to surrounding surfaces Square frame with unique circular lid for ease of access and installation Fits all major PPIC chambers Enhanced anti slip surface to the cover area.


  • 3.5 Tonne 450mm x 450mm Square to Round Solid Top Strong Plastic manhole cover and a Strong PVC Frame.
  • Multi-directional - can be rotated to fit in with the pattern of the surface finish. Adjustable Level, up to 15 degree tilt to accommodate un-level ground.
  • External Dimensions - 560mm (L) x 560mm (W) x 80mm (H) / Clear Opening Size - 450mm
  • Overall Measurement Including Frame 560mm x 560mm x 80mm High / Cover Size Only - 495mm x 495mm
  • Suitable For Driveways that use Small Compact Cars. Suitable for all 450mm Risers

Address: Melbros House, Great Central Way, Rugby, Warwickshire, CV21 3XH.


Phone: 01788 866945



Mon - Fri: 7.30am - 5pm
​​Saturday: 7.30am - 1pm

Sundays: Closed

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