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Stormwater Screens for Combined Sewer Overflow

SPIROGUARD® CSO screen with Overflow Weir Protection

Introducing our Cutting-Edge SPIROGUARD® CSO Screen with Overflow Weir Protection. Discover the ultimate solution in stormwater management with our state-of-the-art SPIROGUARD® CSO screen equipped with an advanced overflow weir. 

Engineered for peak performance, our innovative system ensures efficient Combined Sewer Overflow (CSO) control while addressing the challenges of wear and tear. In the aftermath of storm events, substantial quantities of debris are released into streams, rivers, and lakes through stormwater overflows from combined and sanitary sewer systems. Specifically, vulnerable receiving watercourses and nature preservation areas necessitate more comprehensive measures for the treatment of stormwater.

SPIROGUARD® CSO incorporates shaftless spiral conveyors to withstand the rigors of overflow conditions. Say goodbye to concerns about wear and tear, as our screen is built to endure high water flows and deliver consistent cleaning results. Crafted with durability in mind, SPIROGUARD®  screen boasts robust construction that guarantees longevity and resilience. It’s engineered to withstand the toughest conditions, providing a reliable solution for effective stormwater treatment.

The screen tackles Combined Sewer Overflows with confidence. SPIROGUARD® CSO is designed for optimal performance, efficiently managing stormwater and preventing overflows. Experience peace of mind knowing that your stormwater management is in capable hands. We understand the importance of hassle-free maintenance. SPIROGUARD® CSO is designed with user-friendly features, making upkeep a breeze. Minimize downtime and keep your stormwater system operating at peak efficiency with our low-maintenance solution.

Tailor SPIROGUARD® CSO to meet the specific needs of your stormwater system. With customizable options available, you can ensure that our solution seamlessly integrates into your infrastructure, providing a tailored and effective stormwater treatment strategy.

Invest in the Future of Stormwater Management – Choose SPIROGUARD® CSO Screen with Overflow Weir Protection. Contact us today to learn more about how our innovative solution can elevate your stormwater treatment efforts.

PRODUCT BENEFITS
  • Advanced Overflow Weir Protection. 
  • Robust Construction with few moving parts therefore low maintenance.
  • Efficient control guarantees simple and reliable operation.
  • During heavy rains the SPIROGUARD® CSO prevents pollutions to rivers and seas. 

  • Capacity and Flow Rates: SPIROGUARD® CSO is designed to handle high flow rates and capacities, and the selection of a particular model depends on the anticipated volume of wastewater during overflow events. SPIROGUARD® CSO is effective across a wide flow up to 2500 L/s.

  • Cleaning System: SPIROGUARD® CSO uses a shaftless spiral with a brush attached to prevent clogging and ensure continuous operation. These brushes, keep the screen panels with a 3mm perforation clear of debris.

  • Customizable Options: The design and construction of SPIROGUARD® CSO complies with relevant environmental and safety standards to ensure effective and environmentally friendly wastewater treatment.

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SPIROGUARD® CSO Screen
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        OUR FAQS

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        Why Should You Buy From SPIRAC?

        SPIRAC is a trusted global leader in engineered wastewater solutions for materials handling, delivering reliable, purpose-built systems backed by decades of expertise. Customers choose SPIRAC for its ability to design and manufacture high-quality shaftless spiral conveyors, screenings handling systems, and bulk solids handling equipment that perform in the toughest industrial and wastewater environments. With a strong focus on innovation, durability, and low maintenance, SPIRAC solutions are engineered to reduce downtime, improve operational efficiency, and minimise lifecycle costs. Supported by a global footprint and dedicated local service, SPIRAC partners closely with clients to provide customised, end-to-end solutions that consistently deliver long-term value and performance.

        When you choose SPIRAC, you can expect a reliable partner committed to delivering high-performance, engineered solutions tailored to your specific needs. From the initial consultation through design, manufacturing, and installation, SPIRAC works closely with clients to ensure every system is fit-for-purpose and built to last. You can expect robust equipment designed for harsh operating conditions, minimal maintenance requirements, and long service life. SPIRAC also provides strong technical support, responsive service, and ongoing collaboration to optimise system performance, reduce operational costs, and ensure your materials handling processes run smoothly and efficiently.

        SPIRAC can confidently demonstrate a proven track record built on decades of global project delivery and industry expertise.

        With installations in municipal and industrial facilities across Australia, Europe, the Middle East, the UK, and North America, SPIRAC has successfully delivered thousands of materials handling systems operating in demanding environments such as wastewater treatment plants, pulp and paper mills, food processing facilities, and heavy industry. Its shaftless screw conveyor technology is widely recognised as a benchmark in the industry, with many long-term installations still operating efficiently after years of continuous service. In addition, SPIRAC supports its reputation with documented case studies, repeat clients, and ongoing partnerships with leading engineering firms and utilities—demonstrating consistent performance, reliability, and customer satisfaction across a wide range of applications.

        At SPIRAC, we understand that accurate cost visibility is critical to successful project planning. That’s why our team is ready to provide detailed, transparent quotations tailored to your specific requirements. Whether you’re upgrading existing infrastructure or planning a new installation, we work closely with you to scope your needs and deliver a clear, competitive proposal. With our engineering expertise and practical industry knowledge, you can move forward with confidence—knowing your solution is both technically sound and commercially aligned. Reach out today and let us help you plan with certainty.

        only
        56%
        of domestic wastewater is safely treated worldwide, and we aim to help improve this.
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        we serve clients in
        60+
        countries worldwide