Chemical Compositions for the Elimination, Inhibiting, Control and/or Prevention of Scale, Rust and Corrosion Caused from Hard or Soft Water Heating and Chilled Water Systems, Cooling Water Systems, Hot Water Boilers, Steam Boilers, Steam Generators, Brine Tanks, and the Like

AUTOMATIC CHEMICAL FEEDING UNITS FOR TREATMENT OF WATER IN COMMERCIAL INSTALLATIONS

CHEMICAL BRIQUETTES USED FOR WATER TREATMENT

Device for the Automatic Chemical Treatment of Heat Exchange Water