| Material | HDPE |
| Color | green (lid) black (chamber) |
| Dimensions (H × W × D) | 610 × 845 × 572 mm |
| Weight | 20 kg |
| Environment | outdoor |
| 711326 | Underground Chamber SGLB 1730 |
The Underground Chamber SGLB 1730 is a robust and reliable bottomless chamber with a lid, designed for both flush and below-grade installations. It offers high mechanical and chemical resistance while maintaining low weight and easy handling without the need for special tools. Thanks to its spacious internal layout, it allows installation of multiple fiber optic closures, including cable slack. A high level of passive protection ensures safe, long-term operation even in demanding conditions.