Image of Contec screen in a trench, working iwth a classifier and conveyor/compactor

A3-USA Headworks Screening

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A3 provides a wide range of "pump-to" and "in-channel" headworks screens. Pump-to screens include the complete line of Contec NRW perforated plated screens. Channel screens include perforated plate screens, bar screens, drum screens, screw screens and step screens.
  • Image of Contec NRW RBS Fine Screens
    Contec NRW RBS Fine Screens
  • Image of A3-USA Rotary Drum Screens
    A3-USA Rotary Drum Screens
  • Image of A3-USA Multi-Rake Bar Screens
    A3-USA Multi-Rake Bar Screens

A3 distributes NRW Contec perforated plate headworks screens. These stainless steel "pump-to" screens are cleaned by means of rotating brushes. Screen perforation sizes range from 0.6 to 20 millimeters. Contact screens require little scheduled maintenance and consistency provide years of trouble-free operation.

Optional equipment includes heat tracing, baggers, and screening compaction and conveyance.

Additionally, A3 offers a full line of inclined channel screens under our own brand. This includes screw screens, bar screens, perforated plate screens, step screens and rotary drum screens.

We can help you select a screen that fits your specific plant needs, while also offering a high value.

Explore further to find a screen that fits your purposes.

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Image of Contec NRW fine screens, RBS model

Contec NRW Fine Screens

Image of Contec NRW D-Series Fine Screen
Image of Dual Contec RBS Fine Screens
Image of Contec NRW Fine Screening
Image of A3 Rotary Drum Screen
Image of A3 Dual Rotary Drum Screens
Image of A3 Rotary Drum Screens
Image of A3 Multi-Rake Bar Screen
Image of A3 Step Screen
Image of A3 logo
Image of NRW logo
Image of Contec RBS rotary drum fine screen

Perforated Plate "Pump-To" Screen

The NRW Contec perforated plate screen provides extremely reliable and cost-effective screening for municipal and industrial applications, and is the preferred screen for the A3 MBR wastewater treatment plant.
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Multi-Rake Bar Screen

The A3 "CBS" multi-rake bar screen is ideal for in-channel pre-treatment of wastewater. Using rakes to continuously clean the screening bars, the CBS screen is available in a variety of standard or custom sizes.
Image of A3 channel screw screen

Channel Screw Screen

The A3 shaftless screw screen offers wastewater screening and transport of solids in a practical and efficient package. Perforated plate or wedgewire screens retain solids, which are lifted and transported by the screw. Brushes continually clean the screening area. Available in a variety of standard and custom sizes.
Image of A3 channel rotary drum screen

Channel Rotary Drum Screen

The A3 rotary drum screen is ideal for high-volume in-channel applications. The rotating drums - available in both wedgewire and bars - provide screening, while continually being cleaned by stationary brushes. Available in a variety of standard and custom sizes.
Image of A3 step screen

Step Screen

The A3 CSS step screen is a channel screen that uses a set of fixed and stationary "steps" to remove and gently transport solids from a wastewater stream. The step screen uses two sets of parallel bars that form "steps" - one that is moving and one that is stationary. The moving set of steps reside in the spaces between the bars of the stationary set of steps.
Image of A3 perforated plate screen

Perforated Plate Screen

The A3 CPS perforated plate screen is another option for in-channel pre-treatment of wastewater. Using brushes to continuously clean the screening plate, the CPS screen is available in a variety of standard or custom sizes.