
Corrosion Monitoring
Corrosion monitoring can save thousands in repair costs. Without proper corrosion monitoring, operators virtually run blind and problems can only be diagnosed when they are noticeable and the damage has already been done.
- Build Analysis Into Treatment Service Contracts
- Provide Analytical Plans as Needed
- Suggested 90 Day Coupon Exchange Rate
- Offer Semi-Annual and Annual Options as Well
- Provide Reports and Corrective Action Plan
- Help Gain Insight Into System’s Internal Condition

Corrosion coupons are metal samples installed in coupon racks for a set time period. Pre-installation attributes are recorded and compared to the post installation attributes. Results reveal rate of corrosion and reflect the system’s protection level.
Corrosion coupons are the best way to ensure your provider and chemical treatment program are working to properly protect your system. Coupons should be analyzed quarterly during months of operation and reviewed with operations staff.

Coupon racks should be installed on all applicable systems to gauge the effectiveness of the chemical treatment program. The coupon rack allows us to put a metal sample in the system water, remove it after 90 days, and take it to a third party laboratory for weight analysis to see the corrosion rate. This is the best way to get an accurate reading of corrosion levels in closed systems and help to make adjustments to the chemical program to best protect the systems. We recommend coupon testing quarterly on each system during months of operation.
- Identify Problems Promptly
- Document System Corrosion Levels
- Verify Treatment Effectiveness
- Save Thousands in Repair Costs
Interested in Corrosion Monitoring?
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Why Choose GWT?
- Minority Owned
- Environmentally Responsible
- Cost Conscious
- Service-Driven
- Technical Expertise
- Progressive Approach