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.
Your fire extinguishers should have ABC ratings on them. Here are the most common types of fire extinguishers: 1  Water extinguishers or APW extinguishers (air-pressurized water) are suitable for class A fires only.2  Never use a water extinguisher on grease fires, electrical fires or class D fires-the flames will spread and make the fire bigger!t is vital to know what type of extinguisher you are using. Using the wrong type of extinguisher for the wrong type of fire can be life-threatening. These are only the common types of fire extinguishers. There are many others to choose from.