غطاء فتحة التفتيش غير المرئي من الفولاذ المقاوم للصدأ
Stainless steel invisible manhole covers are typically pre-embedded in manhole openings, with their frames barely exposed above the ground.
Depending on the surrounding environment, various materials can be filled into these stainless steel invisible manhole covers.
This allows them to blend seamlessly with the surrounding environment, boasting an aesthetic appearance that makes them hard to spot. Consequently, the risk of theft is effectively reduced.
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Description
Invisible Manhole Cover Specification&Size
| Invisible manhole cover conventional size comparison table | |||
| Base plate thickness | 3 mm | 4 mm | 5 mm |
| Length x Width x Height mm | 400 x 400 x 50 | 400 x 400 x 50 | 400 x 400 x 50 |
| 500 x 500 x 50 | 500 x 500 x 50 | 500 x 500 x 50 | |
| 600 x 600 x 60 | 600 x 600 x 60 | 600 x 600 x 60 | |
| 700 x 700 x 60 | 700 x 700 x 60 | 700 x 700 x 60 | |
| 500 x 500 x 80 | 500 x 500 x 80 | 500 x 500 x 80 | |
| 600 x 600 x 80 | 600 x 600 x 80 | 600 x 600 x 80 | |
| 700 x 700 x 80 | 700 x 700 x 80 | 700 x 700 x 80 | |
| 800 x 800 x 80 | 800 x 800 x 80 | 800 x 800 x 80 | |
| 1000 x 1000 x 80 | 1000 x 1000 x 80 | 1000 x 1000 x 80 | |
| 500 x 500 x 100 | 500 x 500 x 100 | 500 x 500 x 100 | |
| 600 x 600 x 100 | 600 x 600 x 100 | 600 x 600 x 100 | |
| 700 x 700 x 100 | 700 x 700 x 100 | 700 x 700 x 100 | |
| 800 x 800 x 100 | 800 x 800 x 100 | 800 x 800 x 100 | |
| 1000 x 1000 x 100 | 1000 x 1000 x 100 | 1000 x 1000 x 100 | |
| Customization is supported with good quantity | |||
Invisible Manhole Cover Installation Demonstration
Invisible Manhole Cover Installation Steps
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