Stainless Steel Filter Underdrains & Air Scour
This is a sample drawing of the system in an existing basin with a center gullet.
Wawcon manufactures perforated plate underdrains for concrete or steel basins, complete with built in air scour system.
The use of stainless steel for these units means that the underdrain system will have a very long and trouble free life.
The air scour system helps break up and move to the surface the dirt a debris for easy removal with minimal water usage.