Detail 01
Product highlights
- Stackable design for easy transport and delivery
- Suitable for vehicle loading with cast iron lid
- Groundwater stable design
- Compatible with all Carat XL accessories

GRAF
Request retention / reuse system design support Strong, robust and versatile large-capacity underground tank for stormwater management. Available in 8,500L and 10,000L. Stackable design for easy transport and delivery Suitable for vehicle loading with cast iron lid Gr
Brand
GRAF
Range
Stormwater
Sizes
2
Lid types
6
Size
Lid / load class
Selected SKU
370005-P-R
Price on request
Upload plans on the quote form for civil sizing, pump station design, or treatment plant PE calculations.
Typical applications
Stackable design for easy transport and delivery
Suitable for vehicle loading with cast iron lid
Groundwater stable design
Compatible with all Carat XL accessories
Technical sizing
12 technical rows - select above or quote directly
Available loading / cover classes
Class D truck lids are treated as project-specific cover/load requirements, not separate tank SKUs.
| Size | Length | Width | Height | Weight | Lid / variant | Load class | Order no. | Quote |
|---|---|---|---|---|---|---|---|---|
| 8,500 L | 3,500 mm | 2,040 mm | 2,695 mm | 380 kg | Pedestrian cover | Pedestrian | 370005 | |
| 8,500 L | 3,500 mm | 2,040 mm | 2,695 mm | 380 kg | Class B vehicle cover | Class B | 370005 | |
| 8,500 L | 3,500 mm | 2,040 mm | 2,695 mm | 380 kg | Class D truck lid | Class D | 370005 | |
| 8,500 L | 3,500 mm | 2,040 mm | 2,695 mm | 380 kg | Grated pedestrian | PedestrianGrated | 370005 | |
| 8,500 L | 3,500 mm | 2,040 mm | 2,695 mm | 380 kg | Grated Class B | Class BGrated | 370005 | |
| 8,500 L | 3,500 mm | 2,040 mm | 2,695 mm | 380 kg | Grated Class D | Class DGrated | 370005 | |
| 10,000 L | 3,520 mm | 2,240 mm | 2,895 mm | 455 kg | Pedestrian cover | Pedestrian | 370006 | |
| 10,000 L | 3,520 mm | 2,240 mm | 2,895 mm | 455 kg | Class B vehicle cover | Class B | 370006 | |
| 10,000 L | 3,520 mm | 2,240 mm | 2,895 mm | 455 kg | Class D truck lid | Class D | 370006 | |
| 10,000 L | 3,520 mm | 2,240 mm | 2,895 mm | 455 kg | Grated pedestrian | PedestrianGrated | 370006 | |
| 10,000 L | 3,520 mm | 2,240 mm | 2,895 mm | 455 kg | Grated Class B | Class BGrated | 370006 | |
| 10,000 L | 3,520 mm | 2,240 mm | 2,895 mm | 455 kg | Grated Class D | Class DGrated | 370006 |
Technical data source: GRAF Carat XL manufacturer sizing table
Full specification
Key construction, installation and performance notes for Carat XL Stormwater Retention Tank.
Overview
Strong, robust and versatile large-capacity underground tank for stormwater management. Available in 8,500L and 10,000L.
Specification focus
Product highlights
4 verified points
Detail 01
Technical documents
Download brochure
Rainwater management brochure
PDF product information for specification and install planning.
Complete the system
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