MH Square Frame Base w/ Circular Watertight Cover (401.03)


Manufactured by Sigma Corporation
Brand: Calcutta Ferrous

Categories: 
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 Region of Halton Prequalified Products List

Prequalification Lists: 
Regional Municipality of Halton - 4.70.53.30 - Frames and Covers (PDF)
Regional Municipality of Halton - 7.95.86.30 - Frames and Covers (PDF)
  • Ontario Provincial Standards
    • OPSD 401.030 - Cast Iron, Square Frame With Circular Watertight Cover For Maintenance Holes
  • American Society for Testing and Materials
  • Other Standards