MH/CB Frame / Flat Square Grate - Model 400.02

Distributed by Conqueror Building Materials Inc.
Brand: MF, SUF and Exim P / CBMI

Catchbasin (CB) - maintenance hole (MH) gray cast iron casting, square base (820 mm), square frame (508 mm accessible square opening) and removable square cover (604 mm) with slotted parallel diagonal drainage openings. Product markings: "MF" and "CBMI" (Conqueror Building Materials Inc.)

Drainage and Sewer Works | Maintenance Hole, Catch Basin, Ditch Inlet Units and Valve Chambers | Accessories | Frames and Covers | Gray Cast Iron

Certifications: PMC - Accepted for Use Durham Region Approved Products List

Prequalification Lists: 
Regional Municipality of Durham - - Grey Cast Iron (PDF)
  • Ontario Provincial Standards
    • OPSD 0400.0200 - Cast Iron, Square Frame With Square Flat Grate For Catch Basins, Herring Bone Openings
    • OPSS 1850 - Frames, Grates, Covers and Gratings
    • OPSS 407 - Maintenance Hole, Catch Basin, Ditch Inlet and Valve Chamber Installation
  • American Society for Testing and Materials
  • Other Standards
    • AASHTO M105-09-UL - Gray Iron Castings
    • EN 124 June 1994 - Gully tops and manhole tops for vehicular and pedestrian areas - Design requirements, type testing, marking, quality control

Reuben Massey, President
Conqueror Building Materials Inc.
3392 Colonial Drive
Mississauga ON L5L 5B9
Phone: (416) 428-6697