Square Carbon Graphite Lockable Anti-Theft Manhole Cover
High Strength, Low Weight
Up to 60% lighter than ductile iron, yet capable of handling heavy loads (A15 to D400 rated). Easier and safer to install and remove without machinery.
Integrated Locking Mechanism
Tamper-proof design with optional bolt locks prevents unauthorized access and deters theft—ideal for public and high-security environments.
Corrosion & Weather Resistant
Immune to water, salt, acid, base, UV, and chemical exposure. Maintains performance and appearance over years without rust or degradation.
Non-Conductive, Non-Magnetic
Safe for use around electrical and telecom installations. Prevents interference and eliminates grounding risks.
Silent Operation
Precisely molded with anti-rattle features—minimizes noise even under heavy vehicle traffic.
Custom Branding & Designs
Surface, size, color, and logo can be fully customized to suit your project or municipal specifications.
Sustainable & Recyclable
Manufactured with environmentally friendly materials. Supports green building certifications and sustainable infrastructure programs.
Telecommunications Channels
Stormwater Drainage
Sewage Systems
Utility Boxes
Roadside Maintenance Access
Electric & Water Meter Boxes
Industrial Facilities
20+ years of OEM/ODM experience in infrastructure products
In-house R&D and tooling for complete customization
Fast lead time and global shipping
Factory-direct pricing with quality guarantee
Trusted by governments, utilities, and engineering firms worldwide