Inquiry / Demand
| Product number | Frame size (mm) | Opening size (mm) | Cover size (mm) | Frame height (mm) | Weight (kg) |
| BOR A250C for manhole ø 250 with a square frame | 318 × 318 | ø 180 | ø 231 | 157 | 15 |
| BOR A250R for manhole ø 250 with a round frame | ø 338 | ø 180 | ø 231 | 157 | 13 |
| BOR A300C for manhole ø 300 with a square frame | 360 × 360 | ø 225 | ø 272 | 157 | 19 |
| BOR A300R for manhole ø 300 with a round frame | ø 360 | ø 225 | ø 272 | 157 | 18 |
| BOR A400C for manhole ø 400 with a square frame | 450 × 450 | ø 301 | ø 354 | 157 | 28 |