Johnson Screens underdrain systems are designed specifically for optimized collection and distribution with direct retention of the filtering media.
Our underdrain systems are made of Vee-Wire® filtering media support profiles that offer fine slots to suit the selected filter media specifications and U-shaped perforated supports to allow flow control for both air and water.
The Triton underdrain is designed for the collection and backwash distribution of water and air and includes direct retention of filtering media.
Exceptional performance as a filter underdrain system utilizing Johnson Screens’ world-renowned Vee-Wire screen technology. Available in stainless steel and in PVC, Triton underdrains offer maximum surface area to optimize filtration efficiency with the lowest headloss and backwash pump power consumption. The unique bi-directional flow design provides improved bed fluidization ‑ resulting in better media cleaning, longer filter runs and better overall water recovery.
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