DE NORA TETRA™ LP Blocks™: Dual Parallel Lateral Clean Water Filter Floor

The TETRA LP Block dual parallel lateral underdrain system delivers distribution of air and water during backwashing to enhance filter cleaning and extend run times. TETRA LP Blocks were developed to overcome problems with air/water distribution experienced with other systems. Their proven design of filter floor for RGF and GAC filters offers excellent distribution of backwash air and water with no moving or wearing parts. Applications include municipal drinking water, pre-treatment for desalination plants and cooling water treatment.

Watch the full presentation to learn more, including a demonstration of how the Tetra LP Blocks work.