We Are Pleased to Announce That ETI is Now ISO 9001:2015 Certified with TUV Rheinland of North America!

The ETI Team is dedicated to the success of our customers and will utilize the ISO 9001-2015 Quality management System to drive continuous improvement to further enhance customer satisfaction with ETI’s products and services.

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Industrial water treatment system with pumps and piping used to support accurate chemical selection and sustainable treatment programs.

Why Chemical Selection Strategies Fail and How to Build a Sustainable Treatment Program Instead

Industrial water systems rely on stable chemistry to operate efficiently, protect equipment, and support long term reliability. When a treatment program fails, the cause often

Wastewater clarifier showing clear effluent after using a polymer flocculant for wastewater treatment.

Why Charge Density Matters in Selecting a Polymer Flocculant for Wastewater Treatment

Selecting the right polymer flocculant for wastewater treatment is one of the most important decisions operators and engineers make when optimizing a clarification or sludge

Aeration basins at a wastewater treatment plant that relies on an industrial pretreatment program to manage influent quality.

Industrial Pretreatment Program: A Complete Guide for Water Treatment Operators

An industrial pretreatment program plays a central role in protecting the nation’s wastewater infrastructure. Water treatment operators interact with this framework every day, often without

Industrial cooling tower fan stacks, commonly treated with bromine as a biocide for water treatment.

Why Bromine Is the Most Versatile Biocide for Water Treatment

Bromine has become one of the most valuable tools for modern industrial water treatment, particularly in systems where biological growth must be controlled under challenging