Purple or Copper Cyanurate is caused when the Cyanuric Acid (chlorine stabilizer or conditioner) is allowed to become high or over 100 ppm and it then reacts with any copper that may present in the water. Purple Cyanurate is a chemical/mineral imbalance problem. It is NOT an organism or algae problem.
Rated for Class K fires, K-GUARD Fire Extinguishers are designed specifically to fight some of the toughest firesâhot grease, cooking oil and fat fires in the kitchens and food-prep areas of restaurants, convenience stores, food courts, hospitals, school cafeterias and other facilities.
Class B Extinguishers should be used on fires involving. flammable liquids, such as grease, gasoline, oil, etc. The numerical. rating for this class of fire extinguisher states the approximate. number of square feet of a flammable liquid fire that a non-expert. person can expect to extinguish.