Turn Greywater Into a Resource
A compact system for treating shower greywater for suitable non-potable reuse.
Capture Greywater
Capture shower greywater and prepare it for suitable non-potable household reuse.
Test Treatment
Test settling, biofiltration, aeration, disinfection and storage as one compact system.
Build Reliability
Develop reliable pumps, valves and firmware through measured prototype testing.
Reduce Demand
Turn engineering evidence into lower freshwater demand and practical future reuse.
Engineering Water Reuse
GTRS is developing compact greywater treatment technology that helps households reuse shower water for suitable non-potable applications.
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We test the fundamentals carefully, turning household wastewater into a practical resource.
John Doe
In testing
We are testing each stage carefully, measuring what works and improving the system before making bigger claims.
Waste Less Water
See how GTRS turns shower greywater into a practical resource for more resilient homes.