What are Ballast Tubes?

FLSI ballast tubes or sand bags are custom fabricated and filled or shipped empty for freight savings and be filled on-site. Made of Reinforced Polypropylene and other reinforced or non-reinforced materials. Can have typical sand filling, silica only filling, pea gravel filling, or what ever your project may require. With the option for also adding stainless steel grommets for interconnecting ballast tubes together as well. Additionally available are NSF-61 certified materials; such as the liner, sand and hardware, for drinking water applications, along with materials that can resist harsh chemicals and acids. Contact us today to see how FLSI can facilitate your ballast tube needs!

Where Are Ballast Tubes Used?

  • Agricultural
  • Aquaculture
  • Canals
  • Chemical Storage
  • Coal Ash
  • Construction
  • Energy
  • Evaporation Ponds
  • Exposed Covers
  • Floating Covers
  • Fountains
  • Golf Course Ponds
  • Industrial
  • Infrastructure
  • Lagoons
  • Oil & Gas
  • Ponds
  • Reservoirs
  • Wastewater
  • Water Management

Ballast Tube Benefits

Superior Chemical Resistance

Great Flexibility

Easily Repaired

Cold Weather Suitable

Potable Water Safe

Great UV Resistance


Easily Fabricated

Ballast Tube Properties

Ballast Tube Gallery