CLEAR OPEN 270x270MM, B125
This 270×270mm square SMC composite manhole cover is integrally molded from glass fiber reinforced unsaturated polyester resin (SMC) under high temperature and pressure, meeting the B125 load class. Specifically designed for small inspection wells in sidewalks, green belts, residential communities, and parks, its compact structure precisely meets the protection needs of light-load areas.
Key Advantages
• Compact Square Opening: The 270×270mm opening is purpose-built for small inspection chambers used in branch pipeline inspections, communication cables, and low-voltage access points, with minimal space requirements for installation.
• 12.5-Ton Load Capacity: Compliant with the B125 standard, it meets the requirements of light-load scenarios such as sidewalks, pedestrian streets, and park green belts, ensuring safety and reliability.
• Lightweight and Easy to Handle: Small and light, it can be carried, opened, and installed by a single person, greatly improving the efficiency of routine inspections and maintenance.
• Corrosion and Weather Resistant: Resistant to acids, alkalis, sewage corrosion, and extreme temperatures, it adapts to outdoor and underground humid environments without rusting or aging over time.
• Anti-slip and Anti-theft: The textured surface treatment ensures safe walking in rainy and snowy weather; with no metal recycling value, it provides a natural anti-theft advantage.
• Clean Appearance: Simple lines and customizable colors blend harmoniously with sidewalk paving and landscape environments, enhancing the quality of the urban streetscape.
Applicable Scenarios:
Small inspection wells in light-load areas including urban sidewalks, park trails, residential communities, plazas, school campuses, and commercial pedestrian streets.

|
ITEM NO. |
CLASS |
O |
D |
F |
H |
LOCK/ SCREW |
|
CLEAR OPEN |
COVER DIA |
FRAME DIA |
FRAME HT |
|||
|
MS270X270B |
B125 |
270X270 |
310X310 |
407X407 |
39 |
Screw |