Perforated Plate Fine Screen

FINEGUARD – Moving Fine Screen

FINEGUARDTM is utilised for fine screening and removes floating and submerged debris. It is commonly installed in inlet works downstream from coarse screens and prevents clogging and damages from components downstream.

FINEGUARDTM screen can be customised to suit a wide range of applications. The screen continually moves panels from the screening zone, in the channel in front of the equipment, to the cleaning mechanism where the waste is removed from the perforated panels.

FINEGUARDTM uses a two-stage panel cleaning process. The first stage includes a self-adjusting rotating brush which removes most of the debris. The second stage uses water jets to prevent screen panels to be blinded by hair pinning and rag stapling. The fully retractable spray bar allows cleaning if necessary. In case of accidental damage, the panels are easy to replace.

Maintaining and servicing the FINEGUARDTM is simple, the screen can be moved forward and hinged out of the flow for maintenance purposes.

Each panel has a replaceable side seal manufactured from wear-resistant Ultra-high-molecular-weight polyethylene (UHMWPE). The main structural side plates are manufactured for strength and rigidity. These plates incorporate side outlet passages at flow level to allow passage of screened flow minimizing headloss.

FINEGUARDTM screen is fully guarded by stainless steel covers fixed to the main side structure. Dual speed units can also be supplied.

PRODUCT BENEFITS
  • A two-stage cleaning process. Including rotating self adjusting ​brush and water jets, that requires only a low volume of wash water..
  • The Side sealing system is made from wear-resistant Ultra-high-molecular-weight polyethylene (UHMWPE). .
  • Service and maintenance are simple, the screen can be hinged out of the flow for maintenance purposes. Fully retractable spray bar – allows for easy access. 
  • FINEGUARDTM can be designed to suit channels of up to 3m (10ft) and a channel depth up to 10m (32ft) – channel flow criteria considered.
  • Available with 3mm to 6mm diameter perforated panels. 
  • Suitable for flows from 40 l/sec (0.9MGD) to 2,500l/sec (57MGD).
  • Two-stage cleaning of screen media – including a rotating self-adjusting brush and water jets, that requires only a low volume of wash water.
  • Fully retractable spray bar – allows for easy access.
  • Reliable and durable side sealing system made from wear-resistant Ultra-high-molecular-weight polyethylene (UHMWPE). 
  • High Screen Capture Ratio’s (SCR%) to comparable screens. 
    • 3mm Ø perforated panel has a certified average SCR of 89% [UK Water Industry Research (UKWIR)  – National Screen Evaluation Facility (NSEF) Certified].
    • 5mm Ø perforated panel has an estimated SCR of 83-84%.
    • 6mm Ø perforated panel has a certified average SCR of 81% [UKWIR – NSEF Certified].
  • Complete aftermarket support available.
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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.

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      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.

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