Water Tank Internal Anodes

Water Tank Internal Anodes

MATCOR manufactures specialized water tank anode systems for internal cathodic protection of water storage tanks. Our system supplements interior coating systems to provide complete corrosion protection in aqueous environments.

Water Tank Internal Anodes Key Benefits

NSF/ANSI 61 Potable Water Certified
Custom Lengths and Output Ratings
Chlorine-Resistant Kynar® Short Protection
Supplements Interior Coating Systems

Water Tank Internal Anodes Design

Impressed Current Systems (ORCA Anode)

  • Vertical Suspended with Weights: Suspended from top support structures with submerged anchor weights.
  • Vertical Attached to Bottom with Floats: Anchored to the floor with flotation systems maintaining vertical alignment.
  • Vertical Attached to Top and Bottom: Fixed tensioning attached securely to both top roof structures and bottom tank floor.
  • Horizontal Tension Systems: Spanning horizontally across target protection zones.

Galvanic Anode Systems

  • Suspended: Suspended directly from the top roof access points.
  • Welded or Bolted: Fixed mounting directly to interior tank sides and bottom.

Why MATCOR Materials?

MATCOR engineers and manufactures proprietary cathodic protection products in the USA, combining proven field performance with the quality systems and supply chain control that critical infrastructure demands.

Made in the USA, Built for the Field

Proprietary products manufactured in-house with millions of documented operating hours and reliable domestic supply chain control.

Engineered To Perform, Not Just Comply

Products designed by our own corrosion engineers to solve real-world problems, not just meet spec.

Proven Quality Systems

ISO 9001:2015 certified manufacturing with structured quality control and built-in continuous improvement processes.

Backed by Global Resources

The specialized expertise of a corrosion engineering company combined with the systems and oversight of a $6B global industrial services organization.

From application review to delivery and field support, getting the right CP and AC mitigation materials is an engineering decision—not just a purchase. Here’s what working with MATCOR looks like.

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Tank bottom cathodic protection helps protect aboveground storage tanks from external corrosion and extend asset life. MATCOR installs storage tank corrosion protection systems for both new construction and retrofit projects. 

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