Product Overview
Complying with EN124 standards, this square SMC manhole cover is manufactured from fiberglass reinforced composite material. Its durable structure and corrosion-resistant properties make it suitable for pedestrian zones, parks, sidewalks, and light-to-medium vehicle areas. The non-metallic construction eliminates scrap value and provides long-term outdoor reliability.
Product Drawing

Key Features
- Fiberglass reinforced SMC construction – provides corrosion resistance, long-term durability, and no recycling value
- Slip-resistant surface – textured surface improves safety in pedestrian and vehicle areas
- Lightweight compared to cast iron – simplifies transportation and installation
- Suitable for multiple load classes – available in A15, B125, and D400
Specifications & Dimensions
| Load Class | Clear Opening | Cover Size | Frame Size | Overall Height | Cover Thickness | Weight |
|---|---|---|---|---|---|---|
| A15 | 600x900mm | 655x955mm | 740x1040mm | 50mm | 30mm | 36kg |
| B125 | 600x900mm | 655x955mm | 740x1040mm | 50mm | 30mm | 44kg |
| D400 | 600x900mm | 660x960mm | 760x1040mm | 100mm | 65mm | 90kg |
Technical Specifications:
- Material: SMC Composite
- Clear Opening: 600 × 900 mm
- Load Class: A15 / B125 / D400
- Standard: EN124
- Shape: Square
- Locking System: Two Screw Locks
Applications
A15:
- Parks
- Green spaces
- Pedestrian walkways
- Bicycle paths
B125:
- Sidewalks
- Residential parking areas
- Pedestrian zones
- Light vehicle access areas
D400:
- Urban roads
- Commercial parking lots
- Vehicle traffic lanes
- Municipal road infrastructure
FAQ
What is the difference between A15, B125 and D400?
A15 is for pedestrian areas only, B125 is for light traffic and residential streets, and D400 is for urban roads and vehicle traffic lanes.
Can you provide OEM / ODM service?
Yes. OEM and ODM services are available. Custom logo, color, surface pattern, and dimensions can be produced according to project requirements.
What is your delivery time?
Normally, the production lead time is about 15–25 days depending on order quantity and product specifications.
What is the MOQ?
MOQ depends on the product size and specifications. Please contact us for detailed information.
What packaging method do you use?
The products are normally packed on export pallets for safer transportation and easier loading and unloading.
Do you provide warranty and after-sales service?
Yes. We provide one-year warranty service and technical support for our products. Please contact us for detailed after-sales information and project assistance.














