The Clark Drain CD450SR/46SL steel manhole cover is designed for use with underground chamber and riser systems, providing a strong and practical access cover for internal drainage and pedestrian area applications. Featuring a galvanised steel tray and polypropylene frame, it offers a durable solution for protecting chamber openings while maintaining access for inspection and maintenance.
Designed as a compatible cover for 450mm chamber and riser range, this model includes integrated lifting handles, a moulded grouting flange, and locking screws with a sealing gasket for a secure and practical installation. The data sheet also states that it is recommended for internal use.
Key Benefits
• Galvanised steel tray
• Recommended for internal use
• Suitable for internal drainage and pedestrian areas
• Compatible with Clark Drain 450mm chamber and riser systems
• Integrated lifting handles
• Moulded grouting flange
• Locking screws and sealing gasket
• Durable steel cover with polypropylene frame
Specifications
• Brand: Clark Drain
• Product type: Steel manhole cover
• Model: CD450SR/46SL
• Clear opening: 450mm dia
• Overall dimensions: 585 x 585 x 54mm
• Cover material: Mild Steel to EN 10346:2015
• Frame material: Polypropylene Grade AP9
• Product weight: 10kg
• Load rating: 5 tonne GPW
• Load test data: 12.5kN held for 30 seconds
• Application: Internal drainage, pedestrian areas
• Locking: Locking screws and sealing gasket
Applications
Suitable for use as an access cover on Clark Drain 450mm chamber and riser systems in internal drainage and pedestrian area applications. Ideal where a secure and durable recessed-style steel cover is required.