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Green Wastewater Solutions: Septic Solutions for a Healthier, Sustainable Future

Products & Services

GWS is a Rhode Island provider and distributor of the OSI Innovative/Alternative AdvanTex Treatment Systems and specializes in the Sales, Installation, Operation and Maintenance of these systems.

Contact Us

80 Kilvert Street
Warwick, R.I. 02886

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Tel: 401.737.7600
Fax: 401.737.4719




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How do our AdvanTex Systems work?

Orenco AdvanTex Treatment Systems come as a complete package including pumping system, treatment media, and all accessories. Learn More