Proven Technology and Continuous Innovation

CSIDefender® copper silver ionization (CSI) solutions have been proven in over 6,000 installations in North America and around the world. We’re the world leader in CSI Legionella growth prevention solutions.

Choosing CSIDefender® means choosing a partner who is dedicated to providing the best possible Legionella growth prevention solutions and continuously evolving the technologies that go into them.

procare water treatment

Why Choose CSIDefender ®

We Work Directly with Consultant Engineers LITY

CSIDefender® boasts the strongest and most knowledgeable team in the industry, who are able to work directly with consultant engineers from the design stage through installation and maintenance.

With our industry leading Portal-Hub platform, we provide custom, performance based CSI specifications for your project so that you can be sure you’re meeting your Legionella growth prevention goals.

We Strive for Continuous Evolution and Innovation

At CSIDefender®, we’re constantly looking for ways to improve and advance our technologies. With a strong emphasis on innovation, R&D, and continuous improvement, we lead the way when it comes to industry leading Legionella growth prevention technologies.

CSIDefender® is an active research and development sub-contractor for NASA related to beyond orbit space exploration.

We Are the Most Qualified and Experienced Team

Led by Chris Gauthier, the world’s leading expert on copper silver ionization technologies and Legionella growth prevention, the team at CSIDefender® is one of the most qualified, experienced, and knowledgeable in the world when it comes to CSI technologies and the components that go into them.

We Can Handle Any Requirements

Led by Chris Gauthier, the world’s Consultant engineers can choose from over 46 different powerful CSI controllers that can treat anywhere from 1,000 GPD up to 4.3 million GPD, handle multiple zones, and work with either point-of-entry (POE) or domestic how water (DHW) type solutions. No matter your requirements, CSIDefender® has a solution for you.

Advantages of CSIDefender ®

Full Legionella Remediation Within 30 Days
Full Legionella Remediation Within 30 Days

CSIDefender® works continuously to release copper and silver ions that saturate the biofilm where Legionella bacteria grows, leaving your potable water systems safe within 30 days with no need to reapply treatments.

Up to 66% More Cost-Effective than Alternative Treatments
Up to 66% More Cost-Effective than Alternative Treatments

CSIDefender® solutions help you reduce both capital and operational expenses. Reduce energy and labor costs compared to Thermal eradication or chemical treatments, and save money upfront by requiring fewer more powerful units compared to alternative, less powerful CSI solutions.

Up to 75% Lower Technology Footprint
Up to 75% Lower Technology Footprint

CSIDefender® does not require on-site chemical storage, and in almost every case, a single more powerful controller is enough to handle higher daily water loads, reducing the technology capital cost and footprint compared to less powerful alternative CSI solutions.

24/7 Service and Support Line
24/7 Service and Support Line

Our dedicated service and support team is available 24/7 to assist you in any way. We understand that when dealing with facility potable water networks, any problem or question needs to be dealt with quickly and effectively to ensure the safety of building occupants.

Let’s talk about How CSI Defender® can keep your water safe