Leopold has long been a worldwide leader in the water and wastewater treatment industry supplying both filtration and clarification systems. Leopold History. • In the filtration business since • Pioneer of the Dual/ Parallel Lateral Underdrain. • Benefits from own product development center/ R&D. Leopold Underdrain vs. Nozzle Floor. Page 2. Leopold Underdrain vs. Nozzle Underdrain. Dual Parallel Lateral Filter Underdrains. Nozzle Floor.
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EPA4 – Apparatus and method for securing underdrain filter block – Google Patents
Suitable for wastewater plants, biologically active filters and more. More driving head results in longer filter run times. Provides even backwash distribution to deep clean filter media.
Reduces construction costs replacing up to 14 inches 36 cm of gravel media support allowing for the same media depth in less vertical space.
Physically rigid design reduces flexing and withstands pressures up to 15 psi 1 bar.
Precision-engineered 1 mm slots support media down to microns 1. Suitable for drinking water plants and desalination plants.
Leopold Universal Type S® Underdrain by Xylem
More driving head results in longer filter runs. Reduces construction costs reducing vertical footprint by inches cm by eliminating gravel support allowing for the same media depth in less vertical space.
Physically rigid design reduces flexing and withstands pressures up to 15 psi. Uniform distribution of air and water even in extra-long lengths.
Can be designed for wall-feed applications as well as center flume, front flume and Leopold Flat Bottom flume. Elopold air and water distribution for effective backwash giving longer filter runs and lower operating costs.
Leopold® Type XA™ Underdrain
Easy handling – snaps together for quick installation. Can be designed for center and front flumes.
Easy handling – snap together for quick installation. Best uplift resistance – withstands uplift pressures up to 30 psi 2 bar. Superior air and water distribution for effective lwopold, giving longer filter runs and lower operating costs. Handles for quick and easy installation, and snaps together for quick installation. Leopold Underdrains Thanks to Xylem.