450mm Square to Round Sealed & Locking Recessed Manhole Cover

This 450mm square to round recessed manhole cover combines a galvanised steel tray with a polypropylene frame, providing a durable and lightweight access solution for standard 450mm chambers. The integrated rubber gasket and four screw locking system create a tighter seal than standard recessed covers, restricting odours and surface water ingress in internal floors and pedestrian areas. Benefits of the 450mm Square to Round Sealed & Locking Recessed Manhole Cover: 450mm clear opening suits standard inspection chambers without adaptors Rubber gasket seal helps reduce odour escape in internal environments Four screw locking system secures the cover and improves sealing performance Recessed tray allows concrete or screed infill for a flush finish 5 tonne load rating suitable for pedestrian areas and light external use Polypropylene frame resists corrosion in damp or internal conditions Integrated lifting handles allow safe removal without separate keys Moulded grouting flange helps secure the frame during installation Product Specifications: Suitable location: Internal and external pedestrian areas Clear opening: 450mm diameter Overall frame size: 580mm x 580mm Tray depth (recess depth): 43.5mm Frame depth: 52mm Material: Galvanised steel tray with polypropylene frame Finish: Galvanised Seal type: Rubber gasket seal Locking: Four screw locking Load rating: 5 tonne GPW Lifting method: Integrated lifting handles Fixings supplied: Not specified Weight: 10kg Standards: FACTA 7.0, 7.2, 7.2.1, 7.2.3