With this granular media filtration system, LET delivers the best tertiary filtration for efficient nutrient removal, continuously operating without a…

LET delivers a low-cost, reliable phosphorus removal system to meet stringent effluent limits.

This submerged, attached-growth media technology from LET is able to establish a stabilized, predictive environment for effective tertiary treatment whether…

Creating flow patterns to guide wastewater from influent source to effluent outlet for improved aeration and settling capabilities.

Technically superior design with interlocking edges with a cross-buttress design, LET's segmented technology deliver cover solutions that are eco-friendly and…

Custom gas covers from LET effectively contain odors and protect biogas while preventing contamination, allowing for re-use as renewable fuel…

Custom designed to fit all shapes and sizes of lagoons, basins or tanks, LET's modular insulated covers are easy to…

LET Aeration Technologies promote biological oxidation and ensure that all water and microorganisms come into contact with oxygen, delivering maximum…

LET's MBBR Process maximizes wastewater treatment capacity while minimizing size, cost and operator requirements.