Closed Loops

Chemtex recognizes the importance of protecting closed loops. Although closed loops typically use little make-up water, problems occur because of improper closed loop water treatment.  This can result in thousands of dollars spent on repair or replacement of piping and equipment.Closed Loop

We offer a comprehensive line of closed loop treatments that provide protection against corrosion, fouling and microbiological growth. Our closed loop biocides control bacteria populations, including aerobic and anaerobic bacteria.

Chemtex provides a complete line of filtration equipment including bag and cartridge filter housings capable of removing particles down to less than 1 micron.

A Chemtex closed loop treatment program will keep your loop operating reliably and efficiently for years to come.

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Tech Talk


Within the next decade, it is estimated that as many as 40 states will see water shortages in at least some areas. Water Recycling and Reuse helps protect this precious resouce as well as offer finanical savings.


What's New

Lab Test Tubes

International Chemtex enhances its Loop Protector Program with two new products. LoopGuard 265 and 266 provide the latest in corrosion inhibitor technology employing film forming amines for protection of multi-metal closed hot and chilled loops. They are designed for use where high pH issues are a problem. These filming amines provide protection on copper, mild steel, stainless steel and aluminum, as well as other metals. This email address is being protected from spambots. You need JavaScript enabled to view it. for more information.

The Trend

shutterstock 173604701--Chlorine-Dioxide

Chlorine dioxide (CLO2) is one of the most effective biocides on the market, yet there is a reluctance to utilize this biocide due to the strong chlorine odor of the product. The application recommendations in this Trend will provide you with thest latest information for applying Chemtex ACD-300 safely, effectively and odor free.

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Tutorial Videos