The MATCOR Tank Ring Anode System is a factory-manufactured impressed current CP system for above-ground storage tank bottoms, using numbered concentric SPL-Anode rings pre-cut to length for each tank. No field anode assembly is required; most systems install in under two hours.
MATCOR Tank Ring Anode cathodic protection systems include:
MATCOR also recommends the following optional equipment for a complete installation:

Use our free web app to quickly design your tank bottom cathodic protection system in 3 easy steps.
You can also contact MATCOR engineering to size the Tank Ring SPL-Anode System for your tank. MATCOR will determine the number and length of rings, recommended reference electrodes and cable.
To get started, call MATCOR with the following information:
Simply order the system quoted and a complete, easy to install tank system will be shipped to your location.
This time-lapse video shows a 3-man crew installing one of the outer rings of a 240 ft diameter tank in just 8 minutes.The installation of your custom-manufactured MATCOR Tank Ring SPL-Anode System is fast and easy:
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.
Proprietary products manufactured in-house with millions of documented operating hours and reliable domestic supply chain control.
Products designed by our own corrosion engineers to solve real-world problems, not just meet spec.
ISO 9001:2015 certified manufacturing with structured quality control and built-in continuous improvement processes.
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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