Cooling Water Treatment
Inadequate monitoring and treatment of cooling water can lead to hard-scale formation that insulates metal surfaces, impedes heat transfer, and under deposit corrosion. These conditions can lead to localized overheating, metal failure, and critical equipment damage.
Water Treatment Programs: Cooling Water Treatment
Our innovative, effective cooling water treatment products and programs, when properly monitored through onboard testing and complemented by support from Drew Marine, minimize problems such as corrosion, deposits, mineral scale, and microbiological contamination from occurring in cooling water systems.

Protect Your Equipment and Reduce Maintenance Costs
Behind every Drew Marine program is a suite of technical support, industry experts, and years of extensive knowledge that aid you in protecting your ship’s assets and maintaining safe onboard practices. As a leader in the maritime industry, Drew Marine is committed to meeting your water treatment needs and identifying opportunities for your business to reduce maintenance, lessen environmental impact, and reduce overall operating costs.

Introducing H DREW O Drinking Water System Complete
This simple and affordable shipboard drinking water system ensures that your crew has access to all the clean drinking water they need while reducing the reliance on plastic water bottles that pollute our oceans.
Enhance the health of your crew members while reducing beverage costs and environmental impact!
Email Your Representative Today: hdrewo@drew-marine.com
Cooling Water Treatments
DREWGARD XTA
DREWGARD XTA is a cooling water treatment that provides excellent protection from corrosion, cavitation, and deposits in marine diesel engines. It is particularly suited for modern high-speed engines.
LIQUIDEWT
LIQUIDEWT cooling water treatment is a corrosion inhibitor for protecting recirculating cooling and heating water systems. This treatment is an excellent treatment for diesel engine primary and secondary cooling water; it is also suited for use in chilled water systems.
MAXIGARD
MAXIGARD diesel engine water treatment prevents corrosion and mineral scale in recirculating cooling water systems for medium- and high-speed marine diesel engines. It is suitable for treating chilled water and many other recirculating systems.
PERFORMAX 345M
PERFORMAX 345M corrosion inhibitor is a blend of unique organic compounds designed specifically for use in closed recirculating calcium chloride brine systems. The product provides multi-metal corrosion inhibition.
Water Treatment Programs

Ballast & Wastewater Treatments
Drew Marine offers a world-class ballast water treatment program backed by superior, consistently-formulated products and onboard technical support.

Boiler Water Treatment
Our boiler water treatment programs minimize water-related damage and issues to ensure maximum equipment efficiency and reduce operating costs.

Fresh Water Treatment
Drew Marine’s treatments and specialty test kits for monitoring water quality keep freshwater production equipment at peak performance and enable production of high-quality feedwater and potable water.

Water Treatment Testing
A Drew Marine protection program is grounded in marine appropriate chemistry that drives product selections and product combinations used. We offer a portfolio of best-in-class specialty test kits that allow engineers on board to consistently and easily monitor system conditions.
Get More Information
Water Treatment programs from Drew Marine are supported by a global network of expert service engineers. Our dedicated worldwide support team of experts is here for any questions regarding services, programs or our products. Get in touch with a representative today.