Water Softeners
Removal of calcium and magnesium compounds in water (limestone hardness) eliminates scaling in piping, process equipment, and heat exchange systems as well as greatly improving the effectiveness of cleaning and rinsing processes.

Reverse Osmosis
Engineered to economically produce high purity water by the removal of dissolved minerals, bacteria, particles, and organic impurities. Each RO machine is constructed using the highest quality components and materials for reliable operation and exceptional performance..

Water Filters
Numerous varieties of filter media are used for suspended solids reduction, iron removal, dechlorination, taste & odor reduction, and pH neutralization from municipal, private well, and certain waste water supplies.

Specialty Ion Exchange
Marlo designs and manufactures both standard and specially engineered ion exchange equipment for an array of applications including deionization (separate and mixed bed), dealkalizers, and condensate polishers.

Lab Water Systems
Designed to meet or exceed the Type I, II, III reagent-grade water platforms set forth by CAP/NCCLS or ASTM standards. Many systems can be furnished with all the treatment equipment fully installed and factory-tested on a common skid package to minimize installation and start-up costs.

Residential Equipment
A complete line of water treatment products for household use including water softeners, iron & sulfur removal filters, acid neutralizer filters, and reverse osmosis systems.  They utilize the latest technology in control valves and components for optimal efficiency and reliability. 
A free water analysis program is available for custom equipment sizing and to help solve special water problems