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Composite tank sumps

CGH SM-series composite tank sumps are advanced solutions that combine durability, functionality, and reliability. Made from robust HDPE, they offer excellent protection and ease of installation for any tank infrastructure. Thanks to their well-thought-out design — featuring adjustable height, large flat walls, and an octagonal shape — SM-series sumps are the ideal choice for the most demanding users.

Why choose CGH composite tank sumps?

Easy installation, long-term protection.

Durability and reliability

  • Thick-wall HDPE construction resists mechanical damage and external factors.
  • Full corrosion resistance – no need for anti-corrosion protection after installation.

Flexible installation

  • Adjustable neck height fits different tank depths.
  • Octagonal shape with flat sides allows pipe connections from eight directions.
  • Simple installation without special tools or equipment.

Versatility

  • Square or round cut-outs for manway frames, with bolt options or a closed bottom.
  • Large internal space for all required pipe connections.

Where SM-series composite tank sumps are used

Fuel stations – reliable protection for underground tanks

Industrial sites – suited for complex piping systems

Fuel logistics – durable and flexible solution for tank farms

Specyfikacja techniczna, czyli najważniejsze parametry, które musisz znać

Material: HDPE (high-density polyethylene)

Dimensions:

  • SM5533: Outer neck diameter 820 mm, height 1295 mm
  • SM5542: Outer neck diameter 1005 mm, height 1272 mm

Shape: Octagonal, designed for easy access and installation

Bottom options: Cut-outs for various manway-frame shapes or solid bottom

Application: Compatible with multiple tank types and piping layouts

Why the SM series from CGH?

The SM-series composite sumps combine modern materials with practical engineering. They deliver long-lasting protection, installation flexibility and efficient service access for every tank system.

Looking for the right sump for your installation? Contact us.

High durability and corrosion resistance

Flexible configuration for many installation types

Easy installation

Designed for demanding applications