BWTS Upgrade, Troubleshooting & System Correction

If your installed BWTS is underperforming, unreliable, or at risk of non-compliance, our Retrofit of Retrofit service provides targeted troubleshooting, upgrades, and system modifications to restore safe and compliant operation.


Request a BWTS Assessment

If your current BWTS is not operating reliably, we can evaluate and propose a tailored repair solution. 

Engineering Included at No Additional Cost

 

This ensures:

  • Reduced total project cost

  • Faster implementation

  • Technical responsibility handled by one team

Please include the Vessel Name, IMO Number, BWTS manufacturer/model, year of installation, and the main issues observed. This information allows our team to quickly review your configuration and respond with the right technical solution.


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When Your Installed BWTS Is Not Performing as It Should

Many vessels have already installed a Ballast Water Treatment System (BWTS/BWMS), yet still face:

  • Frequent alarms and operational failures

  • Flow and pressure drop issues

  • Filter clogging or ineffective backflushing

  • UV intensity or TRO control problems

  • Integration and piping design limitations

  • Risk of D-2 non-compliance during inspection

Our Retrofit of Retrofit service is designed specifically to correct underperforming or faulty BWTS installations and restore reliable, compliant operation.

What we deliver

Assessment & Troubleshooting

Operational performance analysis

Alarm and control system review

Mechanical and hydraulic evaluation

Root-cause identification
Explore our offshore retrofit record

Retrofit Engineering & Design

Retrofit engineering package

3D scanning (if required)

Integration and layout optimization

Piping modification design

Class-ready documentation support
Learn More about our Experience

Upgrade, Modification & Re-Commissioning

Filter upgrade or replacement

Piping reconfiguration and flow optimization

Treatment unit upgrade or replacement

Sensor, automation and control adjustments

Electrical and integration corrections

System re-commissioning & performance verification

Support for inspection readiness and D-2 compliance
Discover our Past Projects
Experience Across Leading BWTS Manufacturers

Our team has worked with installed Ballast Water Treatment Systems from a wide range of leading manufacturers, including:

Auramarine · Bawat · Cathelco · DESMI · Elite Marine · ERMA FIRST · Evoqua · Hyde Marine · JFE Engineering · NK · Qingdao Headway · RWO · SKF Marine · SunRui · Trojan Marinex · Westfalia

We provide independent troubleshooting, retrofit engineering, upgrades, and re-commissioning services regardless of OEM.

GLO Marine is an independent engineering provider and is not affiliated with the listed manufacturers.