MARC 210 CLOSED LOOP TREATMENT
A complete treatment for hot water boilers, chiller systems and very small open recirculating cooling towers. This is a concentrated product which inhibits scaling, inhibits corrosion, removes deposits, reduces fouling and increases efficiency in systems using either hard or soft water.

MARC 220 COOLING TOWER MICROBICIDE
A non-foaming blend of two compounds used to control algae and bacteria in recirculating cooling towers. Compatible with other commonly used cooling tower treatments. EPA registered. 

MARC 330 COOLING TOWER TREATMENT
A concentrated product for scale and corrosion control in open recirculating cooling tower systems. This product inhibits scale and corrosion, removes existing deposits, reduces fouling and increases tower efficiency. Effective in both hard and soft water.  

MARC 331 COOLING TOWER SCALE REMOVER
A powdered acid descaler to remove built-up deposits and improve tower efficiencies. Use to clean towers before returning to regular operation. Produces no acid fumes.